Views of the Great Snow Blockade, near Lawler, on the Iowa & Dakota Di...
South Dakota 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
Boston water works, Sudbury River Conduit, 1876, Division 1, Section 1...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
B.W.W. dam division, Dam I, gate house and overflow from north side of...
Boston 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 Yo... More
![[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, looking towards northeast corner of coffer dam.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMTIvMzEvYm9zdG9uLXdhdGVyLXdvcmtzLXN1ZGJ1cnktcml2ZXItY29uZHVpdC1ub3YtNnRoLTE4NzYtZGl2aXNpb24tMS1zZWN0aW9uLTEtZTEzZmI0LTY0MC5qcGc%3D/40/23/webp "[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, looking towards northeast corner of coffer dam.]")
[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, view of...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
Dining Room. 1st Division. New York Sterecope Card.
New York 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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Boston 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 Yo... More
B.W.W. dam division, Dam II, foundation for gate house and overflow, 1...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
B.W.W. dam division, view showing excavation for gate house foundation...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
B.W.W. Dam Division. Dam III, south centre wall and 8" permanent shee...
Boston 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 Yo... More
B.W.W. dam division, Dam I, gate house foundation and south embankment...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
Dining Room. 1st Division. New York Sterecope Card.
New York 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
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
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
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
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
Division Street front, United States Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
B.W.W. Dam Division, Dam III, North Center wall and grading looking s...
Boston 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 Yo... More
![[View from] Division St. Bridge. Rhode Island. 19th century stereoscope card.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4ODAvMTIvMzEvdmlldy1mcm9tLWRpdmlzaW9uLXN0LWJyaWRnZS04ZDExNTMtNjQwLmpwZw%3D%3D/40/21/webp "[View from] Division St. Bridge. Rhode Island. 19th century stereoscope card.")
[View from] Division St. Bridge. Rhode Island. 19th century stereoscop...
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
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
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
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
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
![Colorado Central [railroad], Mountain Division, through Clear Creek Cañon.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE5MDAvMTIvMzEvY29sb3JhZG8tY2VudHJhbC1yYWlscm9hZC1tb3VudGFpbi1kaXZpc2lvbi10aHJvdWdoLWNsZWFyLWNyZWVrLWNhbm9uLTU4Y2JiOC02NDAuanBn/40/23/webp "Colorado Central [railroad], Mountain Division, through Clear Creek Cañon.")
Colorado Central [railroad], Mountain Division, through Clear Creek Ca...
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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Boston 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 Yo... More
B.W.W. dam division, Dam III, temporary sheeting for north center wall...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Old frame house on Fair Oaks battlefield, pierced by hundreds of bulle...
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
Views of the Great Snow Blockade, near Lawler, on the Iowa & Dakota Di...
South Dakota 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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Boston 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 Yo... More
B.W.W. dam division, Dam II, temporary sheeting fro outer wall, north ...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
![[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMTIvMzEvYm9zdG9uLXdhdGVyLXdvcmtzLXN1ZGJ1cnktcml2ZXItY29uZHVpdC1ub3YtNnRoLTE4NzYtZGl2aXNpb24tMS1zZWN0aW9uLTEtY2Q4NTJhLTY0MC5qcGc%3D/40/23/webp "[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.]")
[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, west si...
Boston 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 Yo... More
B.W.W. dam division, Dam I, center wall and embankment, north side of ...
Boston 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 Yo... More
Division Street front, United States Hotel, Saratoga, N.Y.
Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of a rural landscape with a watermill, water, decayed building, 18th, 19th century architecture, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Frame house on Fair Oaks battlefield, used as a hospital by Hooker's d...
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
Division Street front, United States Hotel, Saratoga,, N.Y.
Picryl description: Public domain image of a department store, commercial building, downtown, shopping center, 19th-20th century, free to use, no copyright restrictions.
B.W.W. Dam Division, Dam III, center wall and embankment, north side o...
Boston 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 Yo... More
B.W.W. Dam Division. Dam III, south centre wall and 8" permanent shee...
Boston 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 Yo... More
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Division Street front, U.S. Hotel, Saratoga, N.Y.
Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.
B.W.W. dam division, Dam II, temporary sheeting fro outer wall, north ...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
![Colorado Central [railroad], Mountain Division, through Clear Creek Cañon.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE5MDAvMTIvMzEvY29sb3JhZG8tY2VudHJhbC1yYWlscm9hZC1tb3VudGFpbi1kaXZpc2lvbi10aHJvdWdoLWNsZWFyLWNyZWVrLWNhbm9uLTgxMDBlMy02NDAuanBn/40/23/webp "Colorado Central [railroad], Mountain Division, through Clear Creek Cañon.")
Colorado Central [railroad], Mountain Division, through Clear Creek Ca...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Views of the Great Snow Blockade, near Lawler, on the Iowa & Dakota Di...
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Division Street front, U.S. Hotel, Saratoga, N.Y.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam II, temporary sheeting fro outer wall, north ...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
B.W.W. Dam Division, Dam III, center wall and embankment, north side o...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Division Street front, U.S. Hotel, Saratoga, N.Y.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Frame house on Fair Oaks battlefield, used as a hospital by Hooker's d...
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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
![[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, looking towards northeast corner of coffer dam.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMTIvMzEvYm9zdG9uLXdhdGVyLXdvcmtzLXN1ZGJ1cnktcml2ZXItY29uZHVpdC1ub3YtNnRoLTE4NzYtZGl2aXNpb24tMS1zZWN0aW9uLTEtYTQwZThiLTY0MC5qcGc%3D/40/23/webp "[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, looking towards northeast corner of coffer dam.]")
[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. Dam Division, Dam III, North Center wall and grading looking s...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam II, foundation for gate house and overflow, 1...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, west si...
Boston 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 Yo... More
Boston water works, Sudbury River Conduit, 1876, Division III, view of...
Boston 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 Yo... More
B.W.W. dam division, view showing excavation for gate house foundation...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam III, temporary sheeting for north center wall...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Division Street front, United States Hotel, Saratoga, N.Y.
Picryl description: Public domain photograph of a historic hotel building, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, west si...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Frame house on Fair Oaks battlefield, used as a hospital by Hooker's d...
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
B.W.W. dam division, Dam II, foundation for gate house and overflow, 1...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
B.W.W. Dam Division, Dam III, center wall and embankment, north side o...
Boston 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 Yo... More
Division Street front, United States Hotel, Saratoga, N.Y.
Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.
View from Division St. Bridge. Rhode Island. 19th century stereoscope ...
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
Old frame house on Fair Oaks battlefield, pierced by hundreds of bulle...
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
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Dining Room. 1st Division. 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
Boston water works, Sudbury River Conduit, 1876, Division 1, Section 1...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Boston 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 Yo... More
B.W.W. dam division, Dam III, temporary sheeting for north center wall...
Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.
Dead Confederate sharpshooters of Hood's Division among the rocks in D...
Picryl description: Public domain image of an American Civil War, military forces and conflict, officer, uniform, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, 1876, Division III, Section...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
B.W.W. dam division, Dam I, gate house foundation and south embankment...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam I, gate house and overflow from north side of...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
View from Division St. Bridge. Rhode Island. 19th century stereoscope ...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
![[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMTIvMzEvYm9zdG9uLXdhdGVyLXdvcmtzLXN1ZGJ1cnktcml2ZXItY29uZHVpdC1ub3YtNnRoLTE4NzYtZGl2aXNpb24tMS1zZWN0aW9uLTEtZmZmNjM2LTY0MC5qcGc%3D/40/23/webp "[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1, Section 1, view of Farm Pond gate house foundations, showing west end of coffer dam.]")
[Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam II, temporary sheeting fro outer wall, north ...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
B.W.W. dam division, Dam III, temporary sheeting for north center wall...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Dining Room. 1st Division. 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
Division Street front, United States Hotel, Saratoga,, N.Y.
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Views of the Great Snow Blockade, near Lawler, on the Iowa & Dakota Di...
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Boston water works, Sudbury River Conduit, Nov. 6th, 1876, Division 1,...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Boston water works, Sudbury River Conduit, 1876, Division III, view of...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
B.W.W. dam division, Dam II, foundation for gate house and overflow, 1...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions