historical topo map of San Diego County, CA in 1939

1939 Map of Palomar Mountain

USGS Topo · Published 1957

This historical map portrays the area of Palomar Mountain in 1939, primarily covering San Diego County as well as portions of Riverside County. Featuring a scale of 1:62500, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Palomar Mountain region at the time. Published in 1957, it is one of 3 known editions of this map due to revisions or reprints.

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Map Details

Date Portrayed1939
Date Published1957
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:62500
Physical Dimensions16.76 x 22.86 inches

Editions of this 1939 Palomar Mountain Map


Historical Maps of San Diego County Through Time

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Source Details

CopyrightPublic Domain