Helm, California: USGS topographic map, 1:31,680 (1925)

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Helm, California: USGS topographic map, 1:31,680 (1925)

USGS historical topographic quadrangle of Helm, California, at 1:31,680 (7.5 x 7.5 minute). 2 editions: 1925. Shows terrain by contour lines, rivers and lakes, roads, railroads, towns and buildings.

Date: 1925
Mapmaker / publisher: U.S. Geological Survey
Place: Helm, California
Scale: 1:31,680
Collection: USGS Historical Topographic Map Collection
Archive: USGS Historical Topographic Map Collection
Type: USGS topographic map
Editions: 2
Footprint: 36.5° to 36.625° N, -120.125° to -120° E

Public domainsafest

Reason: a USGS map: a work of the US government, not protected by copyright in the US (17 U.S.C. 105).

Read from: USGS Historical Topographic Map Collection: maps made by the U.S. Geological Survey are US government works (17 U.S.C. 105).

Credit line

"Helm, California: USGS topographic map, 1:31,680 (1925)" (1925). U.S. Geological Survey, Historical Topographic Map Collection. Public domain. https://www.sciencebase.gov/catalog/item/5a8a5195e4b00f54eb40c073

What public domain means here

Need maps for a whole project? Add Find Any Map to Claude and ask for this one by its id: 90214.