formation

Camp at Gettysburg [Elevated view of troops and officers in formation ...

The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a mixture of egg whites and salt, which creates a glossy surface to h... More

A Mud Geyser Formation. Wyoming stereoscope card, 19th century.

Wyoming 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

Coal formation [?], Manitou Grand Caverns. - Sterescope Card, Colorado

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 Cap of Liberty [rock formation].

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

Natural ice formation in shape of eagle's head, Luna Island.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

[View of rock formation in the ocean.]

Rhode Island 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... More

Formation at Mammoth Springs, Yellowstone National Park.

Wyoming 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

Old Faithful's Formation, Yellowstone National Park.

Wyoming 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

A Mud Geyser Formation. Wyoming stereoscope card, 19th century.

Wyoming 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

Formation near Mammoth Springs, Yellowstone National Park.

Wyoming 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

Old Faithful's formation, upper basin. [Yellowstone National Park.]

Wyoming 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

Natural Rock Formation, Idlewild, Crawford Notch, N.H.

New Hampshire 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 wh... More

Gay Head cliffs, Martha's Vineyard--(clay formation).

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

Tom Livingstone's Ranch near Frank's farm in Guadaloupe Mts., N.M.; Ca...

Last Rose of Summer. (Gypsum formation on the ceiling of Cleveland's C...

Kentucky 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

'Rooster Rock', curious rock formation along the Columbia River, Orego...

Oregon 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 assem... More

Georgia; Blue Spring, near the "W.T." Ranch, Black River, New Mexico. ...

Enjoying the Day, Midland Beach. Staten Island, N.Y. [buildings, peop...

Picryl description: Public domain photo of vintage New York postcard, free to use, no copyright restrictions image.

Rock Formation, Crystal Park Gateway, Colorado Springs, Colo.

Picryl description: Public domain photo of vintage Colorado postcard, free to use, no copyright restrictions image.

Last rose of summer, (gypsum formation on the ceiling of Cleveland's C...

Kentucky 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

Last rose of summer, (gypsum formation on the ceiling of Cleveland's C...

Kentucky 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

Old Faithful's Formation, Yellowstone National Park.

Wyoming 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

Maiden of the BadLands [rock formation].

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 assembled it over a period of mo... More

Winter scene at Niagara. [Vertical formation of ice.]

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

Natural ice formation in shape of eagle's head, Luna Island.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

Natural Rock Formation, Idlewild, Crawford Notch, N.H.

New Hampshire 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 wh... More

[View of sea with rock formation.]

California 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 a... More

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Formation at Mammoth Hot Springs. 19th cenrury stereoscope card.

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

The Cap of Liberty [rock formation].

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

Illecillewaet Glacier, Crevisse Formation, Selkirk, Mtn., Can.

Picryl description: Public domain image of a glacier, arctic landscape, mountains landscape, ice, rocks, free to use, no copyright restrictions.

[Rock formation.] - Sterescope Card, Colorado. NYPL Collection.

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

Gypsum formation. (No. 8). Kentucky. Stereoscope Card.

Kentucky 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

Pigmies bridge, basaltic formation. Lake Superior, Michigan. Stereosco...

Michigan 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

Broken ice mountain showing formation. New York Sterecope Card.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

[Large ice formation.] Cape Cod, Massachusetts. Stereoscope Card.

Massachusetts 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 wh... More

[Rock formation.] - Sterescope Card, Colorado. NYPL Collection.

Picryl description: Public domain image of a mountain cliff view, natural rocky landscape, free to use, no copyright restrictions.

Snowy Cascades, Lime Formation. Wyoming stereoscope card, 19th century...

Wyoming 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

Formation at Mammoth Hot Springs, Yellowstone National Park.

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

The Cap of Liberty [rock formation].

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

[View of rock formation in the ocean.]

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

Snowy Cascades, Lime Formation. Wyoming stereoscope card, 19th century...

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Pigmies bridge, basaltic formation. Lake Superior, Michigan. Stereosco...

Michigan 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

South to the picturesque village of Wolpi [Walpi], first mesa, Hopi In...

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

Gypsum formation. (No. 8). Kentucky. Stereoscope Card.

Kentucky 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

Pigmies bridge, basaltic formation. Lake Superior, Michigan. Stereosco...

Michigan 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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Large ice formation. Cape Cod, Massachusetts. Stereoscope Card.

Massachusetts 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 wh... More

Natural Rock Formation, Idlewild, Crawford Notch, N.H.

New Hampshire 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 wh... More

A Mud Geyser Formation. Wyoming stereoscope card, 19th century.

Wyoming 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

Rock formation. - Sterescope Card, Colorado. NYPL Collection.

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

Gay Head cliffs, Martha's Vineyard--(clay formation).

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

Winter scene at Niagara. [Vertical formation of ice.]

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

Natural ice formation in shape of eagle's head, Luna Island.

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

Old Faithful's Formation, Yellowstone National Park.

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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

[Large ice formation.] Cape Cod, Massachusetts. Stereoscope Card.

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

Last rose of summer, (gypsum formation on the ceiling of Cleveland's C...

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

Formation near Mammoth Springs, Yellowstone National Park.

Wyoming 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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Broken ice mountain showing formation. New York Sterecope Card.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

A Mud Geyser Formation. Wyoming stereoscope card, 19th century.

Wyoming 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

The Cap of Liberty [rock formation].

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

Last Rose of Summer. (Gypsum formation on the ceiling of Cleveland's C...

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

Rooster Rock', curious rock formation along the Columbia River, Oregon...

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Formation at Mammoth Springs, Yellowstone National Park.

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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Pike's Peak from Peephole, Garden of the Gods, Colorado, U.S.A.

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

Natural ice formation in shape of eagle's head, Luna Island.

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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Coal formation [?], Manitou Grand Caverns. - Sterescope Card, Colorado

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

Gypsum formation. (No. 8). Kentucky. Stereoscope Card.

Kentucky 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

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Yosemite Valley from above, Cal. Sterescope Cards NYPL Collection.

Picryl description: Public domain image of a world heritage landmark, natural or regular park, free to use, no copyright restrictions.

Shaw Run trout stream, & trestle, on the Bells Gap R. R.

Pennsylvania 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... More

Gay Head cliffs, Martha's Vineyard--(clay formation).

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

Natural Rock Formation, Idlewild, Crawford Notch, N.H.

New Hampshire 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 wh... More

Winter scene at Niagara. [Vertical formation of ice.]

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

Old Faithful's formation, upper basin. [Yellowstone National Park.]

Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description

Rock formation. - Sterescope Card, Colorado. NYPL Collection.

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

Rock formation. - Sterescope Card, Colorado. NYPL Collection.

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

View of rock formation in the ocean.

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

Maiden of the BadLands [rock formation].

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

Old Faithful's formation, upper basin. [Yellowstone National Park.]

Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description

Gay Head cliffs, Martha's Vineyard--(clay formation).

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

Coal formation [?], Manitou Grand Caverns. - Sterescope Card, Colorado

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

Natural ice formation in shape of eagle's head, Luna Island.

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

Maiden of the BadLands [rock formation].

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

Natural ice formation in shape of eagle's head, Luna Island.

Picryl description: Public domain image of a waterfall, cascade, water stream, free to use, no copyright restrictions.

View of rock formation in the ocean.

Rhode Island 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... More

Formation at Mammoth Springs, Yellowstone National Park.

Wyoming 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

Formation near Mammoth Springs, Yellowstone National Park.

Wyoming 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

View of sea with rock formation.

Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions

Natural ice formation in shape of eagle's head, Luna Island.

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

Formation at Mammoth Hot Springs. 19th cenrury stereoscope card.

CELEBRATION OF THE SIXTY-NINTH ANNIVERSARY OF THE FORMATION OF THE REG...

Ice formation below the falls. New York Sterecope Card.

Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions

Broken ice mountain showing formation. New York Sterecope Card.

Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions