Photograph as originally submitted to
this page in the Historical Marker Database
www.HMdb.org.
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Photographer: Adam Margolis
Taken: March 26, 2022
Caption:
San Gabriel River Basin Marker | Submitted: January 27, 2023, by Adam Margolis of Mission Viejo, California.
Database Locator Identification Number: p702541
File Size: 5.832 Megabytes
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