#6262 16" Barbette Carriage, Drilling for Traversing Roller Bearings
Summary
Photographs
Public domain photograph of the US industrial development, work of U.S. government, free to use, no copyright restrictions image - Picryl description
Tags
barbette
carriage
barbette carriage
roller
bearings
watertown mass
watertown arsenal
high resolution
roller bearings
machinery
us national archives
industrial history
Date
06/06/1921
Source
The U.S. National Archives
Link
Copyright info
No known copyright restrictions