
El Toro Marine Corps Air Station dominates the central landscape of this late 1960s study, a period of transition as the rural canyons of Orange County met increasing military and infrastructure development. The Atchison Topeka and Santa Fe railroad runs parallel to the San Diego Freeway, illustrating the transportation corridor that facilitated the growth of the El Toro settlement and nearby Serrano Place. To the northeast, the terrain rises into the Lomas de Santiago and the Cleveland National Forest, where established outposts like Silverado and Modjeska sit among the ridges. Local history is preserved in sites such as the Ascension Cem and El Toro Cem, while the South Coast Agriculture Field Station reflects the area's continued agricultural research heritage amid the encroaching suburban and military footprints.
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9 editions found
1896 · Santa Ana
USGS Topo · 1:62,500
1896 · Anaheim
USGS Topo · 1:62,500
1898 · Anaheim
USGS Topo · 1:62,500
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1901 · Santa Ana
USGS Topo · 1:62,500
1901 · Anaheim
USGS Topo · 1:62,500
1902 · Corona
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1932 · Orange
USGS Topo · 1:31,680
1932 · Tustin
USGS Topo · 1:31,680