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.
Filter
Photographer: Craig Baker
Taken: March 26, 2020
Caption: Filter
Additional Description: A pool inside allowed particles to settle to the bottom.
Submitted: April 4, 2020, by Craig Baker of Sylmar, California.
Database Locator Identification Number: p515560
File Size: 4.816 Megabytes

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