
The San Diego River corridor defines the landscape of eastern San Diego County during this period of mid-century expansion, where agriculture and early suburbanization meet. Residential clusters like Winter Gardens and Bostonia appear alongside established institutions such as Edgemoor Hospital and the Convent of the Sacred Heart. The prominence of Gillespie Field, complete with its Control Tower and the nearby Cajon Speedway, highlights the region's post-war shift toward aviation and leisure infrastructure.
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7 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