Dry Dock 4 monthly progress photo – Caisson in place looking northeast

Object Type: Photograph
Object ID: 9839
Date: May 1 1912

creator: Bureau of Yards and Docks, Department of the Navy

Description: Penn Bridge Company contractor.
Related Collection: Records of Naval Districts and Shore Establishments
Naval ID: f544n706

Subjects: Construction, Dry Dock 4, Exteriors, Labor and Yard Workers

Building: Dry Docks → Dry Dock 4

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