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Naval Base Philadelphia-Philadelphia Naval Shipyard, Foundry-Propeller Shop, North of Porter Avenue, west of Third Street West, Philadelphia, Philadelphia County, PA
Summary
Significance: Built as part of the Navy's vast expansion to meet the projected needs of WWI, Building 20 became the U.S. Navy's sole production facility for propellers. During WWII the facility produced over 5,500 propellers of various sizes and today continues to provide propellers and precision castings for the Navy's nuclear fleet.
Survey number: HAER PA-387-O
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Location
Philadelphia, Pennsylvania, United States, 39.91517, -75.15302
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html
