
San Miguel Mountains and the Jamul Mountains dominate this mid-century landscape of San Diego County, illustrating a period of transition from traditional ranching to suburban expansion. The Sweetwater River and its massive Sweetwater Reservoir define the western geography, while the Jamul Conduit traces a path through the eastern canyons. Large landholdings like Monte Vista Ranch, Ivanhoe Ranch, and Fenton Ranch reflect the region's agricultural heritage before the intensification of modern development.
58 named features on this map. Tap any name to fly to it.
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5 editions found
1893 · El Cajon
USGS Topo · 1:62,500
1901 · Elcajon
USGS Topo · 1:62,500
1903 · Cuyamaca
USGS Topo · 1:125,000
1903 · La Jolla
USGS Topo · 1:62,500
1903 · Elcajon
USGS Topo · 1:62,500
1904 · San Diego
USGS Topo · 1:62,500
1904 · Southern California Sheet No. 2
USGS Topo · 1:250,000
1930 · La Jolla
USGS Topo · 1:62,500
1930 · San Diego
USGS Topo · 1:62,500
1939 · El Cajon
USGS Topo · 1:62,500