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.
Mount Diablo Coal Field Marker
Photographer: Barry Swackhamer
Taken: March 31, 2016
Caption: Mount Diablo Coal Field Marker
Submitted: April 4, 2016, by Barry Swackhamer of Brentwood, California.
Database Locator Identification Number: p348623
File Size: 3.591 Megabytes

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