Photograph as originally submitted to
this page in the Historical Marker Database
www.HMdb.org.
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Photographer: Joseph Alvarado
Caption:
Heroes of 19th Century Science Marker | Submitted: August 25, 2023, by Joseph Alvarado of Livermore, California.
Database Locator Identification Number: p745764
File Size: 7.163 Megabytes
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