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robert dennis collection of stereoscopic views

19th century

united states

colorado

mountains

expeditions

expeditions and surveys

surveys

sea level

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Lone Peak, 12,000 feet above sea level.

Lone Peak, 12,000 feet above sea level.

Utah stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

The citadel of the Castle of Subeibeh, from within the castle walls, which enclose an olive-grove. It is two thousand three hundred feet above the sea-level.

The citadel of the Castle of Subeibeh, from within the castle walls, w...

Public domain scan of an art print, free to use, no copyright restrictions image - Picryl description

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Mount Hor. The scene of the death of Aaron, called by the Arabs Jebel Harûn, "the Mount of Aaron." Its highest point is about four thousand three hundred and sixty feet above the sea level.

Mount Hor. The scene of the death of Aaron, called by the Arabs Jebel ...

Public domain image of Egyptian art, free to use, no copyright restrictions photo - Picryl description

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

The gateway, Hâsbeiya. The town is two thousand two hundred feet above the sea-level, on the west side of an amphitheatre of hills covered to their summits with vineyards, orchards, and olive groves

The gateway, Hâsbeiya. The town is two thousand two hundred feet abov...

Public domain image of Egyptian art, free to use, no copyright restrictions photo - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett above the sea level.)

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett ab...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Lone Peak, 12,000 feet above sea level.

Lone Peak, 12,000 feet above sea level.

Utah stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Lone Peak, 12,000 feet above sea level.

Lone Peak, 12,000 feet above sea level.

Utah stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Lone Peak, 12,000 feet above sea level.

Lone Peak, 12,000 feet above sea level.

Utah stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who assembl... More

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett above the sea level.)

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett ab...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to Pike's Peak.

Laguna Alta. 10,175 feet above sea level, on the U.S. Signal Trail to ...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

In the grove of cedars, Lebanon. The group of cedars occupies the top of a hill with five culminating points of various sizes. The rock on which the trees grow is white limestone, and the decaying spines, cones, and other matter have formed a dark-coloured soil. In the background rise the snow-covered peaks of Dahr el Kodîb; the highest point is ten thousand and fifty feet above the sea-level.

In the grove of cedars, Lebanon. The group of cedars occupies the top ...

Public domain scan of an art print, free to use, no copyright restrictions image - Picryl description

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Picryl description: Public domain view of a mountain range, mountainous landscape, free to use, no copyright restrictions.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett above the sea level.)

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett ab...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Perpetual Snow, summit of Pike's Peak, 14,336 feet above sea level.

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 18,000 feet above sea-level.

Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Col...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east from Camp Apache, Arizona, and 10,500 feet above sea level.

Apache Lake, summit of Sierra Blanca mountains, about 85 miles east fr...

Arizona Stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who asse... More

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-level. Limit in altitude of vegetation about 11,000 feet.

Baldy Peak, Cerro Blanco Mountains, Colorado, 14,234 feet above sea-le...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett above the sea level.)

The Lone Rock, in the Garden of the Gods. (60 feet high, 6,124 fett ab...

Colorado stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass... More

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles from mouth of cañon.

Beaver Lake, Conejos Cañon, 9,000 feet above sea-level, and 80 miles f...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan range, near divide between Conejos and south fork of Alamosa Rivers, surrounded by a forest of Douglass spruce, and approximately 11,000 feet above sea-level.

Lost Lakes, head of Conejos Cañon, Colorado, in the Sierra San Juan ra...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group of ten lakes at the main head of Ute Creek. 11,000 feet above sea-level, Cerro Blanco Peak rises 14,269 feet above the sea, lying to the westward.

Alpine Lake, in the Cerro Blanco Mountains, Colorado. One of a group o...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description