Fig. CI. Antlia duplex. Theatrum Machinarum Novum.
Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description
Hydraulic Mining - washing down the bank into the sluice.
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
Curve 16, sec. 7. Boston, MA. 19th Century Stereoscope Card.
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Sept. 13, 1876, view n...
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
Rosemary siphon, looking east from conduit, June 1877.
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
Connection of the Sudbury River pipeline with 48" outer pipe at efflue...
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 of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Hydraulic Mining - washing down the bank into the sluice.
Nevada 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
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
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
![[Pipes that supply the water for hydraulic mining.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NjUvMTIvMzEvcGlwZXMtdGhhdC1zdXBwbHktdGhlLXdhdGVyLWZvci1oeWRyYXVsaWMtbWluaW5nLWU5MWExNC02NDAuanBn/40/20/webp "[Pipes that supply the water for hydraulic mining.]")
[Pipes that supply the water for hydraulic mining.]
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
Sudbury River Conduit, B.W.W. div. 4, sec 15, Aug. 17 1876, ledge cut.
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
![[Men laying pipe.] Massachusetts stereoscope card collection, NYPL](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE5MDAvMTIvMzEvbWVuLWxheWluZy1waXBlLTc0NzZjZC02NDAuanBn/40/23/webp "[Men laying pipe.] Massachusetts stereoscope card collection, NYPL")
[Men laying pipe.] Massachusetts stereoscope card collection, NYPL
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
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
Fig. CLIII. Antila utilissima. Theatrum Machinarum Novum.
Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description
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.
Hydraulic mining - washing down the bank into the sluice.
Nevada 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
Sudbury River Conduit, B.W.W. div. 4, sec 15, ledge of cut, Aug. 17 18...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
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
Oct. 31, 1877. View of gates on Sudbury River pipeline below effluent ...
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
Rosemary siphon, looking east, June 1877.
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
Hydraulic Mining, Cal. 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
Reverse curve, Summerwell estate, sta. 3421.
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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Sept. 13, 1876, view n...
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.
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
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
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. View fr...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Interior work : pipes. - A black and white photo of a long hallway
Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.
Fig. CXV. Haustrum simplex, per sphæras. Theatrum Machinarum Novum.
Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description
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
Oct. 31, 1877. View of connection of Sudbury River pipeline with 48" 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
Curve 16, sec. 7. Boston, MA. 19th Century Stereoscope Card.
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
Rosemary siphon, looking east from conduit, June 1877.
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
Rosemary siphon, looking east, June 1877.
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
Oct. 31, 1877. View of connection of Sudbury River pipeline with 48" 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
Fig. XCIX. Antlergon, triplex. Theatrum Machinarum Novum.
Public domain scan of an art print, free to use, no copyright restrictions image - Picryl description
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.
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. Brickma...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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 of Pipe Foundry, near Red Bank, N.J.
Atlantic City 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 Ne... More
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
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
![Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMTIvMzEvc3VkYnVyeS1yaXZlci1jb25kdWl0LWJ3dy1kaXYtNC1zZWMtMTQtb2N0LTE4LTE4NzYtdmlldy10YWtlbi1mcm9tLWluc2lkZS1jb25kdWl0LTg0M2Q3NS02NDAuanBn/40/22/webp "Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.")
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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
Fig. XLIV. Hydromylos duplex. Theatrum Machinarum Novum.
Public domain image, 17th century drawing, free to use, no copyright restrictions image - Picryl description
Fig. CXXXVII. Haustrum, per utres. Theatrum Machinarum Novum.
Public domain scan of 17th-century drawing, free to use, no copyright restrictions image - Picryl description
Hydraulic Mining, Cal. 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
View of Pipe Foundry, near Red Bank, N.J.
Atlantic City 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 Ne... More
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
![Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMDEvMDEvc3VkYnVyeS1yaXZlci1jb25kdWl0LWJ3dy1kaXYtNC1zZWMtMTQtb2N0LTE4LTE4NzYtdmlldy10YWtlbi1mcm9tLWluc2lkZS1jb25kdWl0LWQzOWVmNC02NDAuanBn/40/23/webp "Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.")
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Oct. 31, 1877. View of connection of Sudbury River pipeline with 48" o...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W. div. 4, sec 15, Aug. 17 1876, ledge cut.
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
![Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NzYvMDEvMDEvc3VkYnVyeS1yaXZlci1jb25kdWl0LWJ3dy1kaXYtNC1zZWMtMTQtb2N0LTE4LTE4NzYtdmlldy10YWtlbi1mcm9tLWluc2lkZS1jb25kdWl0LTY1Yjg5Ny02NDAuanBn/40/22/webp "Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View taken from inside conduit looking west on [?] embankment.")
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
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
Reverse curve, Summerwell estate, sta. 3421.
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. Brickma...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
View of Pipe Foundry, near Red Bank, N.J.
Atlantic City 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 Ne... 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
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
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
Men laying pipe. Massachusetts stereoscope card collection, NYPL
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
Sudbury River Conduit, B.W.W. div.4, sec 15, ledge of cut, Aug. 17 187...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
View of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Sept. 13, 1876, view n...
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
Hydraulic mining - washing down the bank into the sluice.
Nevada 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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Sept. 13, 1876, view n...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Connection of the Sudbury River pipeline with 48" outer pipe at efflue...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
![[Pipes that supply the water for hydraulic mining.]](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE4NjUvMTIvMzEvcGlwZXMtdGhhdC1zdXBwbHktdGhlLXdhdGVyLWZvci1oeWRyYXVsaWMtbWluaW5nLWQyYTk1ZS02NDAuanBn/40/20/webp "[Pipes that supply the water for hydraulic mining.]")
[Pipes that supply the water for hydraulic mining.]
Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.
Sudbury River Conduit, B.W.W., div. 4, sec. 14, Oct. 18, 1876. View ta...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Sudbury River Conduit, B.W.W., div. 4, sec. 17, Nov. 13, 1876. View ne...
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...
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
Sudbury River Conduit, B.W.W. div.4, sec 15, ledge of cut, Aug. 17 187...
Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.
View of gates on Sudbury River pipeline below effluent gate house, Che...
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...
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, west si...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Oct. 31, 1877. View of gates on Sudbury River pipeline below effluent ...
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 III, Section...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Rosemary siphon, looking east, June 1877.
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Connection of the Sudbury River pipeline with 48" outer pipe at efflue...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
![[Men laying pipe.] Massachusetts stereoscope card collection, NYPL](https://cache.getarchive.net/Prod/thumb/cdn6/L3Bob3RvLzE5MDAvMTIvMzEvbWVuLWxheWluZy1waXBlLWRkNzI4OS02NDAuanBn/40/23/webp "[Men laying pipe.] Massachusetts stereoscope card collection, NYPL")
[Men laying pipe.] Massachusetts stereoscope card collection, NYPL
Public domain scan of manuscript related to Massachusetts, American history, free to use, no copyright restrictions image - Picryl description.
Hydraulic mining - washing down the bank into the sluice.
Nevada 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
Reverse curve, Summerwell estate, sta. 3421.
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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Nov. 13, 1876. View fr...
Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.
Connection of the Sudbury River pipeline with 48" outer pipe at efflue...
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
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
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
Sudbury River Conduit, B.W.W. div.4, sec 15, Aug. 17 1876, ledge cut.
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Sudbury River Conduit, B.W.W. div.4, sec 15, Aug. 17 1876, ledge cut.
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
Sudbury River Conduit, B.W.W., div. 4, sec. 15, Sept. 13, 1876, view n...
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
Sudbury River Conduit, B.W.W., div. 4, sec. 16, Oct. 18, 1876. View ta...
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
Hydraulic Mining, Cal. Sterescope Cards NYPL Collection.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Men laying pipe. Massachusetts stereoscope card collection, NYPL
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description