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California

Baden, CA

South Bay stockyard flat on San Francisco Bay

Tidal mudflat Source-confirmed findsGray area

What you could find

Reported finds from this shoreline.

Old bottlesOld bottles

Also reported: 1880s-1910s stockyard.

Photos via Wikimedia Commons: Sheila Sund (CC BY 2.0).

Why this spot

1890s+ Sanborn-mapped town on San Francisco Bay (Colma Creek bayshore)

The Baden stockyards town mapped by Sanborn in 1892 was a dense industrial bayshore settlement, its privies and slough-edge dumps are rich, sealed bottle ground.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.