forts fortifications, stereoscopic views

Old Fort San Marco, now Fort Marion.

Florida 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 Old Spanish Fort. St. Augustine, Fla. (The Drawbridge).

Florida 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 Chapel and Dungeon doors, Fort Marion, St. Augustine.

Florida 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 Chapel Dungeon, Fort Marion. Florida.

Florida 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

Fort Sumter, 1861. Stereoscope card of Charleston SC.

North Carolina 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 w... More

Old Spanish fort, Santa Maria del Real.

New Jersey 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

Entrance to Fort Matanzas. Florida Sterescope Cards Collection, NYPL.

Florida 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 Door way of the Fort, showing the old Spanish Coat of Arms over th...

Florida 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

Fort Marion, outside view. St. Augustine.

Florida 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

Entrance. Ft. Marion, St. Augustine, Fla.

Florida 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 Sea Wall; showing Fort Marion in the distance.

Florida 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 Spanish Fort. Florida Sterescope Cards Collection, NYPL.

Florida 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

Exterior view of the old Spanish Castle, 'St. Marcus'. St. Augustine, ...

Florida 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

[Group of the 3 most celebrated Indian Chiefs and 2 women prisoners.]

Florida 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

Bird's-eye view of St. Augustine, Florida.

Florida 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 Fort San Marco. Florida Sterescope Cards Collection, NYPL.

Florida 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

Indian prisoners, Fort Marion. Florida Sterescope Cards Collection, N...

Florida 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

Fort Marion, (east point) showing parapet walls and sentry box. St. Au...

Florida 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

Spanish Fort, built in 1630, Tybee (Island), Georgia.

Picryl description: Public domain image of a tower, free to use, no copyright restrictions.

Fort Moultrie. Stereoscope card of Charleston SC.

Picryl description: Public domain image of an artillery gun, or cannon, free to use, no copyright restrictions.

Fort Point and Golden Gate, San Francisco, Cal.

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

Fort Point and Golden Gate, San Francisco, Cal.

Public domain image of an arch structure, bridge, historic place ruins, classical architecture, free to use, no copyright restrictions - Picryl description

Watch Tower of the Old Spanish Fort at St. Augustine, Florida.

Florida 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 General view of St. Augustine.

Florida 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 Spanish Coat of Arms and inscription over the gate or Sallyport of...

Public domain image of a historic place, portal, arch, doorway, classical or neoclassical architecture, free to use, no copyright restrictions - Picryl description

Ft. Mackinac. 19th century. Stereoscope card.

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Fort Sumpter [Sumter], sea face, looking north.

North Carolina 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 w... More

Interior view of the old Spanish Castle, 'St. Marcus'. St. Augustine, ...

Florida 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 entitled Indians of North America. Sterescope Card.

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

Fort Point, from the West side.

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

The Door way of the Fort. - stereoscopic view, public domain photorpap...

Florida 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

[Fort San Marco.] Florida Sterescope Cards Collection, NYPL.

Florida 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

Fort San Marco. St. Augustine, Florida.

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

The Spanish Coat of Arms and inscription over the gate or Sallyport of...

Florida 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

Water battery and hot shot furnace of the Old Spanish Fort at St. Augu...

Florida 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

Southwest view of Fort San Marco.

Florida 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 Fort San Marco, now Fort Marion.

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Old Fort San Marco, now Fort Marion.

Florida 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

Fort Marion, St. Augustine. Florida Sterescope Cards Collection, NYPL.

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Old Fort San Marco. Florida Sterescope Cards Collection, NYPL.

Florida 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

Watch Rower at Fort. Florida Sterescope Cards Collection, NYPL.

Florida 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

An interior of the Old Spanish Fort, at St. Augustine.

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

A View of the the Old Spanish Fort, at St. Augustine.

Public domain image of an arch structure, bridge, historic place ruins, classical architecture, free to use, no copyright restrictions - Picryl description

The Dungeon in the Old Spanish Fort, from which, Wild Cat, a celeberat...

Florida 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

Stage fort. Gloucester MA. Stereoscope card, 19th century.

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

Fort Adams, Newport, R.I. Rhode Island. 19th century stereoscope card.

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

Interior Fort Moultrie [?], 1869. Stereoscope card of Charleston SC.

North Carolina 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 w... More

Interior of Fort Moultrie. Battery "B" and group of palmette trees in ...

North Carolina 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 w... More

Group of the 3 most celebrated Indian Chiefs and 2 women prisoners, co...

Florida 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

Tower in the Old Fort. Florida Sterescope Cards Collection, NYPL.

Florida 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 Fort Holmes. 19th century. Stereoscope card.

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

Fort Moultrie. Stereoscope card of Charleston SC.

Picryl description: Public domain image of an artillery gun, or cannon, free to use, no copyright restrictions.

View of Fort Sumter, Charleston, S.C., from the east.

North Carolina 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 w... More

Fort Point and Golden Gate, San Francisco, Cal.

Public domain image of an arch structure, bridge, historic place ruins, classical architecture, free to use, no copyright restrictions - Picryl description

Fort Point, from the West side.

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

Ruins of Fort McRae. Florida Sterescope Cards Collection, NYPL.

Public domain image of an arch structure, bridge, historic place ruins, classical architecture, free to use, no copyright restrictions - Picryl description

Bird's-eye view of St. Augustine, Florida, taken from the Old Spanish ...

Florida 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

Interior of Fort St. Augustine, Florida.

Florida 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

Interior of Ft. Marion, St. Augustine, Fla.

Florida 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 Watch Tower. Florida Sterescope Cards Collection, NYPL.

Picryl description: Public domain image of a tower, historic building, free to use, no copyright restrictions.

Fort San Marco. Florida Sterescope Cards Collection, NYPL.

Florida 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

Water battery and Hot shot furnace of the Old Spanish Fort at St. Augu...

Florida 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 Spanish Coat of Arms and inscription over the gate or Sallyport of...

Public domain image of a historic place, portal, arch, doorway, classical or neoclassical architecture, free to use, no copyright restrictions - Picryl description

Interior of Old Fort San Marco.

Florida 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

Arched stairway, leading to the barbette.

Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.

Stairway in Old Fort San Marco.

Florida 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 Door way of the Fort. - stereoscopic view, public domain photorpap...

Florida 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

Watch Tower of the Old Spanish Fort, at St. Augustine, Florida.

Florida 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 Chapel and Dungeon, Fort Marion, St. Augustine.

Florida 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

Kiowa, Comanchee, and Caddoe Indians, confined in Fort Marion. St. Aug...

Public domain image of personnel, army, group of people in uniform, parade, historic place, military activity, free to use, no copyright restrictions - Picryl description

Stairway in the Old Spanish Fort, at St. Augustine, Florida.

Public domain image of an arch structure, bridge, historic place ruins, classical architecture, free to use, no copyright restrictions - Picryl description

View from Look-out Tower. Fort Marion, St. Augustine.

Florida 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

Indian prisoners at Fort Marion. Indians of North America. Sterescope ...

Public domain image of personnel, army, group of people in uniform, parade, historic place, military activity, free to use, no copyright restrictions - Picryl description

Stairway of Fort San Marco. Florida Sterescope Cards Collection, NYPL.

Florida 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 Watch Tower, Fort Marion, Florida.

Florida 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

Interior. Old Spanish Fort, St. Augustine, Fla.

Florida 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

Group of men and women on the stairway.

Florida 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

Ft. Mackinac. 19th century. Stereoscope card.

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Ruins at Crown Point, Officer's Quarters.

Public domain image related to an industrial revolution, industry history, factory building, 19th century, free to use, no copyright restrictions image - Picryl description.

Fort Sumpter [Sumter], Charleston Harbor. Stereoscope card of Charlest...

Public domain image of a historic view of Boston Harbor, Massachusetts, free to use, no copyright restrictions - Picryl description

[Fort Sumter.] Stereoscope card of Charleston SC.

North Carolina 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 w... More

The 30 lb. [...] parrot guns that shelled Charleston from Morris Islan...

North Carolina 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 w... More

Interior of Fort Moultrie. Battery "B" and group of palmette trees in ...

North Carolina 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 w... More

Ruins old Spanish fort preserved by the Martyr Tree.

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

Old Spanish fort, Santa Maria del Real.

New Jersey 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

Fort McAllister, near Savannah, Ga., interior views.

Georgia 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

Fort Point, East side. Sterescope Cards NYPL Collection.

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

Group portrait of the Native American prisoners.

Picryl description: Public domain image of ethnic group, people gathering, anthropology, colonies, exotic, indigenous people, free to use, no copyright restrictions.

Kiowa, Comanchee, and Caddoe Indians, confined in Fort Marion. St. Aug...

Public domain image of personnel, army, group of people in uniform, parade, historic place, military activity, free to use, no copyright restrictions - Picryl description

Taken at Fort Wingate, Dec. 11, 1871 [a group of native Americans and ...

Public domain image of personnel, army, group of people in uniform, parade, historic place, military activity, free to use, no copyright restrictions - Picryl description

View of Presidio Fort from river side.

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

The Door way of the Fort.

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

A View of the Old Spanish Fort at St. Augustine, Florida.

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

Southwest view of Fort San Marco.

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

Fort Sumpter [Sumter]. The interior. Stereoscope card of Charleston SC...

Fort Sumpter [Sumter] from the Bar. Charleston, S.C.

North Carolina 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 w... More

Fortifications on the James - Public domain dedication image

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

The Moat. Ft. Marion, St. Augustine, Fla.

Public domain image of a medieval city, castle, cathedral, architecture, 14th century, free to use, no copyright restrictions image - Picryl description

Entrance. Ft. Marion, St. Augustine, Fla.

Florida 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

Water battery and Hot shot furnace of the Old Spanish Fort at St. Augu...

Florida 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