
Valley Center and the northern outskirts of Escondido are captured here during a period of significant agricultural and hydraulic development in North County. The landscape is defined by the intensive water management systems necessary for citrus and avocado cultivation, including the San Diego Aqueduct and the Vista Irrigation District Canal. These engineered waterways cut through the natural drainages of Moosa Canyon and Reidy Canyon, illustrating the effort to transform the arid inland valleys into productive groves.
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2 editions found
1893 · Escondido
USGS Topo · 1:62,500
1901 · Escondido
USGS Topo · 1:62,500
1901 · San Luis Rey
USGS Topo · 1:125,000
1903 · Ramona
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 2
USGS Topo · 1:250,000
1939 · Palomar Mountain
USGS Topo · 1:62,500
1942 · Temecula
USGS Topo · 1:62,500
1942 · Escondido
USGS Topo · 1:62,500
1942 · Ramona
USGS Topo · 1:62,500
1947 · Ramona
USGS Topo · 1:62,500