Photograph as originally submitted to
this page in the Historical Marker Database
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Photographer: Allen C. Browne
Taken: February 23, 2013
Caption:
Propeller and Annapolis Laboratory Marker | Submitted: June 11, 2013, by Allen C. Browne of Silver Spring, Maryland.
Database Locator Identification Number: p244139
File Size: 2.494 Megabytes
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