NYPL's Public Domain Archive. Not developed or endorsed by NYPL. Part of the World's largest public domain source PICRYL.com.

19th century

robert dennis collection of stereoscopic views

united states

washington dc

the miriam and ira d wallach division of art prints and photographs photography collection

office

washington d c

patent office

patent

public
617 media by topic ∙ page 6 of 7
U.S. Patent Office. Front View. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Front View. Washington DC Government Facilities, 1...

Washington DC 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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

Washington DC 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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

The Patent Office. Washington DC. Government facilities, 19th century.

The Patent Office. Washington DC. Government facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

U.S. Patent Office. Washington DC. Government facilities, 19th century.

U.S. Patent Office. Washington DC. Government facilities, 19th century...

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Knowles Patent Steam Pump. New York Sterecope Card.

Knowles Patent Steam Pump. New York Sterecope Card.

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

Patent Office, Washington. Washington DC Government Facilities, 19th century.

Patent Office, Washington. Washington DC Government Facilities, 19th c...

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

Model Room, (In U.S. Patent Office).

Model Room, (In U.S. Patent Office).

Washington DC 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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

Washington DC 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

The U.S. Patent Office Washington DC Government Facilities, 19th century.

The U.S. Patent Office Washington DC Government Facilities, 19th centu...

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

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

Model Room of Patent Office, Washington, D.C.

Model Room of Patent Office, Washington, D.C.

Public domain reproduction of illuminated manuscript page, free to use, no copyright restrictions image - Picryl description

U.S. Patent Office. Washington DC. Government facilities, 19th century.

U.S. Patent Office. Washington DC. Government facilities, 19th century...

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

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Urinals with Demarest's Patent Syphon Cistern.

Urinals with Demarest's Patent Syphon Cistern.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Patent issued to Israel Wood for “a new and useful improvement in setting stills and other large kettles”

Patent issued to Israel Wood for “a new and useful improvement in sett...

Public domain scan of a document related to Thomas Jefferson, free to use, no copyright restrictions image - Picryl description.

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

ANNUAL BANQUET [held by] PATENT LAW ASSOCIATON OF WASHINGTON [at] "SHOREHAM, THE, WASHINGTO, DC" (HOTEL;)

ANNUAL BANQUET [held by] PATENT LAW ASSOCIATON OF WASHINGTON [at] "SHO...

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

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

East Hall, Patent Office. Washington DC. Government facilities, 19th century.

East Hall, Patent Office. Washington DC. Government facilities, 19th c...

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

[View of U.S. Patent Office, Washington, D.C.]

[View of U.S. Patent Office, Washington, D.C.]

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

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

U.S. Patent Office. Washington DC stereoscope card, 19th century.

U.S. Patent Office. Washington DC stereoscope card, 19th century.

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

Patent issued to Israel Wood for “a new and useful improvement in setting stills and other large kettles”

Patent issued to Israel Wood for “a new and useful improvement in sett...

Public domain scan of a document related to Thomas Jefferson, free to use, no copyright restrictions image - Picryl description.

Patent swings. New York Sterecope Card.

Patent swings. New York Sterecope Card.

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

The Model Room in the U.S. Patent Office.

The Model Room in the U.S. Patent Office.

Washington DC 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

Model Room of Patent Office. Washington DC Government Facilities, 19th century.

Model Room of Patent Office. Washington DC Government Facilities, 19th...

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

Interior of Patent Office, Washington, D.C..

Interior of Patent Office, Washington, D.C..

Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

Washington DC 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

Model Room of Patent Office, Washington, D.C.

Model Room of Patent Office, Washington, D.C.

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

Blue Corridor U.S. Patent Office. Washington DC. Government facilities, 19th century.

Blue Corridor U.S. Patent Office. Washington DC. Government facilities...

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

Bird's Eye view Capitol from Patent Office.

Bird's Eye view Capitol from Patent Office.

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

Patent Office, Washington. Washington DC Government Facilities, 19th century.

Patent Office, Washington. Washington DC Government Facilities, 19th c...

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

Interior view. Patent Office. Washington DC Government Facilities, 19th century.

Interior view. Patent Office. Washington DC Government Facilities, 19t...

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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

Washington DC 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

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilit...

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

Model Room, in the U.S. Patent Office.

Model Room, in the U.S. Patent Office.

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

Interior of Patent Office, Washington, D.C., U.S.A.

Interior of Patent Office, Washington, D.C., U.S.A.

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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

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

North Hall, Patent Office. Washington DC. Government facilities, 19th century.

North Hall, Patent Office. Washington DC. Government facilities, 19th ...

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

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Essex Street, Salem. Massachusetts stereoscope card collection, NYPL

Essex Street, Salem. Massachusetts stereoscope card collection, NYPL

Public domain scan of manuscript related to Massachusetts, American history, free to use, no copyright restrictions image - Picryl description.

Bird's Eye view Capitol from Patent Office.

Bird's Eye view Capitol from Patent Office.

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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

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

Patent Office, Washington. Washington DC Government Facilities, 19th century.

Patent Office, Washington. Washington DC Government Facilities, 19th c...

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

Patent Office. Washington DC Government Facilities, 19th century.

Patent Office. Washington DC Government Facilities, 19th century.

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

Patent Office. Washington DC Government Facilities, 19th century.

Patent Office. Washington DC Government Facilities, 19th century.

Washington DC 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

U.S. Patent Office,(South) Washington DC Government Facilities, 19th century.

U.S. Patent Office,(South) Washington DC Government Facilities, 19th c...

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

Model Room, U.S. Patent Office. Washington DC. Government facilities, 19th century.

Model Room, U.S. Patent Office. Washington DC. Government facilities, ...

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

Blue Corridor U.S. Patent Office. Washington DC. Government facilities, 19th century.

Blue Corridor U.S. Patent Office. Washington DC. Government facilities...

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

Museum, Patent Office. Washington DC. Government facilities, 19th century.

Museum, Patent Office. Washington DC. Government facilities, 19th cent...

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

South Hall, U.S. Patent Office. Washington DC. Government facilities, 19th century.

South Hall, U.S. Patent Office. Washington DC. Government facilities, ...

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

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

CENTENNIAL OF THE AMERICAN PATENT SYSTEM (DINNER) [held by] THE WASHINGTON BOARD OF TRADE [at] "THE ARLINGTON, WASHINGTON, D.C." ((HOTEL))

CENTENNIAL OF THE AMERICAN PATENT SYSTEM (DINNER) [held by] THE WASHIN...

Bird's Eye view Capitol from Patent Office.

Bird's Eye view Capitol from Patent Office.

Washington DC 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

The Patent Office - Washington. Washington DC Government Facilities, 19th century.

The Patent Office - Washington. Washington DC Government Facilities, 1...

Washington DC 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

Patent Office. Washington DC Government Facilities, 19th century.

Patent Office. Washington DC Government Facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

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

Blue Corridor in the U.S. Patent Office.

Blue Corridor in the U.S. Patent Office.

Picryl description: Public domain image of a victorian era building, victorian house, 19th century architecture, free to use, no copyright restrictions.

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

Washington DC 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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

Model Room, Patent Office, Washington, D.C.

Model Room, Patent Office, Washington, D.C.

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

United States Patent Office. Washington DC stereoscope card, 19th cenrury.

United States Patent Office. Washington DC stereoscope card, 19th cenr...

Picryl description: Public domain image of a classical or neoclassical building, architecture design, 19th-20th century, free to use, no copyright restrictions.

Lewis Ore-beds, Lewis Patent, Lake Champlain, Essex Co., N.Y.

Lewis Ore-beds, Lewis Patent, Lake Champlain, Essex Co., N.Y.

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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

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

U.S. Patent Office, Washington, D.C. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C. Washington DC Government Faciliti...

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

The Patent Office. Washington DC Government Facilities, 19th century.

The Patent Office. Washington DC Government Facilities, 19th century.

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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

Blue Corridor in the U.S. Patent Office.

Blue Corridor in the U.S. Patent Office.

Washington DC 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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

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

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilit...

Washington DC 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

Blue Corridor U.S. Patent Office. Washington DC. Government facilities, 19th century.

Blue Corridor U.S. Patent Office. Washington DC. Government facilities...

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

U.S. Patent Office. Washington DC. Government facilities, 19th century.

U.S. Patent Office. Washington DC. Government facilities, 19th century...

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

View of U.S. Patent Office, Washington, D.C.

View of U.S. Patent Office, Washington, D.C.

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

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Ten documents relating to the Wallkill Patent, Ulster County, N. Y

Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.

Copper Baths, with Patent Supply and Waste Fittings.

Copper Baths, with Patent Supply and Waste Fittings.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

CENTENNIAL OF THE AMERICAN PATENT SYSTEM (DINNER) [held by] THE WASHINGTON BOARD OF TRADE [at] "THE ARLINGTON, WASHINGTON, D.C." ((HOTEL))

CENTENNIAL OF THE AMERICAN PATENT SYSTEM (DINNER) [held by] THE WASHIN...

[Interior view. Patent Office.] Washington DC Government Facilities, 19th century.

[Interior view. Patent Office.] Washington DC Government Facilities, 1...

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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilities, 19th century.

U.S. Patent Office, Washington, D.C.. Washington DC Government Facilit...

Washington DC 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

U.S. Patent Office. Washington DC Government Facilities, 19th century.

U.S. Patent Office. Washington DC Government Facilities, 19th century.

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

Patent Office. Washington DC Government Facilities, 19th century.

Patent Office. Washington DC Government Facilities, 19th century.

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

Corridor in U.S. Patent Office. Washington DC Government Facilities, 19th century.

Corridor in U.S. Patent Office. Washington DC Government Facilities, 1...

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

The U.S. Patent Office. Washington DC Government Facilities, 19th century.

The U.S. Patent Office. Washington DC Government Facilities, 19th cent...

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

[Patent Office Corridor.] Washington DC Government Facilities, 19th century.

[Patent Office Corridor.] Washington DC Government Facilities, 19th ce...

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

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