
The San Andreas Rift Zone carves a distinct geological path through the Santa Cruz Mountains, dominating the northern half of this mid-century survey. Below the steep ridges of Mt Madonna County Park and Canyon Ridge, the landscape transitions into the productive Pajaro Valley. This agricultural heartland is defined by the winding Pajaro River, which serves as a natural boundary between Santa Cruz and Monterey counties. The transit infrastructure of the era is clearly visible, with the Southern Pacific railroad lines converging at Watsonville Junction near the town of Pajaro. Notable local landmarks include several lakes such as College Lake and Kelly Lake, which sit adjacent to early educational institutions like St Francis School and Salsipuedes Sch. Smaller communities like Aromas and Johnston Corner are documented alongside the vital mountain passage at Hecker Pass.
51 named features on this map. Tap any name to fly to it.
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6 editions found
1912 · Capitola
USGS Topo · 1:62,500
1914 · Capitola
USGS Topo · 1:62,500
1915 · San Juan Bautista
USGS Topo · 1:48,000
1916 · New Almaden
USGS Topo · 1:48,000
1917 · Morgan Hill
USGS Topo · 1:62,500
1917 · San Juan Bautista
USGS Topo · 1:62,500
1919 · New Almaden
USGS Topo · 1:62,500
1939 · Morgan Hill
USGS Topo · 1:62,500
1939 · San Juan Bautista
USGS Topo · 1:62,500
1940 · San Juan Bautista
USGS Topo · 1:62,500