Snagboat PRESTON at Lake Union Dry Dock; Scope and content: The US Army Corps of Engineers extensively photographed many of the Civil Works project and river and harbor improvement that they were involved with. The Corps was responsible for maintaing navigability on area rivers and in area harbors.

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Size: 5624px × 4445px
Photo credit: © Tango Images / Alamy / Afripics
License: Licensed
Model Released: No

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