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.
Heroult Electric Arc Furnace Marker
Photographer: Barry Swackhamer
Taken: October 25, 2013
Caption: Heroult Electric Arc Furnace Marker
Submitted: November 20, 2013, by Barry Swackhamer of Brentwood, California.
Database Locator Identification Number: p260910
File Size: 3.521 Megabytes

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