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.
Compressed Air Engine
Photographer: Barry Swackhamer
Taken: June 5, 2011
Caption: Compressed Air Engine
Submitted: July 2, 2011, by Barry Swackhamer of Brentwood, California.
Database Locator Identification Number: p159870
File Size: 2.739 Megabytes

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