No second guesses. Every part of every gun turned out for national def...
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Cradle for a big gun. The floor beam assembly on a 16-inch gun barbett...
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
8 inch barbette in battery - Public domain architectural plan drawing
Photograph of mechanical drawing showing cannon and barbette. In album: Benjamin Brown French "Photographs," p. 109. Reference copy in LOT 12251, v. 2. Original in PR 12 LOT 12251.
Tightening up. Operations during assembly of a 16-inch gun, barbette c...
Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description
From paper to performance. One of thousands of blueprints is consulted...
Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description
Arlington, Virginia. Soldiers of 4th New York heavy Artillery loading ...
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
![[District of Columbia. Officers of Companies A and B, 3d Massachusetts Heavy Artillery, and crew of 100-pdr. Parrott gun on iron barbette carriage at Fort Totten]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjUvMDEvMDEvZGlzdHJpY3Qtb2YtY29sdW1iaWEtb2ZmaWNlcnMtb2YtY29tcGFuaWVzLWEtYW5kLWItM2QtbWFzc2FjaHVzZXR0cy1oZWF2eS1hcnRpbGxlcnktMTAyNC5qcGc%3D/40/32/webp "[District of Columbia. Officers of Companies A and B, 3d Massachusetts Heavy Artillery, and crew of 100-pdr. Parrott gun on iron barbette carriage at Fort Totten]")
[District of Columbia. Officers of Companies A and B, 3d Massachusetts...
Photograph of Washington, 1862-1865, view of the defenses of Washington.
Arlington, Virginia. Soldiers of 4th New York heavy Artillery loading ...
Picryl description: Public domain historical photo, American history, free to use, no copyright restrictions image.
![[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjAvMDEvMDEvYXJsaW5ndG9uLXZhLXNvbGRpZXJzLXdpdGgtMjQtcGRyLXNpZWdlLWd1bi1vbi13b29kZW4tYmFyYmV0dGUtY2FycmlhZ2UtYXQtMTAyNC5qcGc%3D/40/39/webp "[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]")
[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbet...
Photograph of Washington, 1862-1865, view of the defenses of Washington.
![[District of Columbia. Officers of Companies A and B, 3d Massachusetts Heavy Artillery, and crew of 100-pdr. Parrott gun on iron barbette carriage at Fort Totten]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjUvMDEvMDEvZGlzdHJpY3Qtb2YtY29sdW1iaWEtb2ZmaWNlcnMtb2YtY29tcGFuaWVzLWEtYW5kLWItM2QtbWFzc2FjaHVzZXR0cy1oZWF2eS1hcnRpbGxlcnktMS02NDAuanBn/40/31/webp "[District of Columbia. Officers of Companies A and B, 3d Massachusetts Heavy Artillery, and crew of 100-pdr. Parrott gun on iron barbette carriage at Fort Totten]")
[District of Columbia. Officers of Companies A and B, 3d Massachusetts...
Photograph of Washington, 1862-1865, view of the defenses of Washington.
![[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjAvMDEvMDEvYXJsaW5ndG9uLXZhLXNvbGRpZXJzLXdpdGgtMjQtcGRyLXNpZWdlLWd1bi1vbi13b29kZW4tYmFyYmV0dGUtY2FycmlhZ2UtYXQtMi02NDAuanBn/40/39/webp "[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]")
[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbet...
Photograph of Washington, 1862-1865, view of the defenses of Washington.
Fort Story coast defense. Men and guns defend America against her enem...
Picryl description: Public domain image of an artillery gun, cannon, weapon, free to use, no copyright restrictions.
![[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4NjAvMDEvMDEvYXJsaW5ndG9uLXZhLXNvbGRpZXJzLXdpdGgtMjQtcGRyLXNpZWdlLWd1bi1vbi13b29kZW4tYmFyYmV0dGUtY2FycmlhZ2UtYXQtMS0xMDI0LmpwZw%3D%3D/40/39/webp "[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbette carriage at Fort Corcoran]")
[Arlington, Virginia Soldiers with 24-pdr. siege gun on wooden barbet...
Photograph of Washington, 1862-1865, view of the defenses of Washington.