Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.
How a Lock Works Marker
Photographer: Beverly Pfingsten
Taken: July 1, 2007
Caption: How a Lock Works Marker
Submitted: July 1, 2007, by Bill Pfingsten of Bel Air, Maryland.
Database Locator Identification Number: p4153
File Size: 0.858 Megabytes

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