
The Steel Plant dominates the industrial landscape of the late 1960s, reflecting the era's heavy manufacturing prowess in the San Bernardino Valley. This survey reveals a transition from agricultural roots to a dense suburban and industrial corridor, anchored by the growing cities of Fontana and Rialto. The topography shifts dramatically from the urban grid in the north to the Jurupa Mountains and Pedley Hills in the south, where extractive industries like the Crestmore Quarry and Jensen Quarry are etched into the terrain.
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5 editions found
1896 · San Bernardino
USGS Topo · 1:62,500
1897 · Cucamonga
USGS Topo · 1:62,500
1898 · San Bernardino
USGS Topo · 1:62,500
1900 · Cucamonga
USGS Topo · 1:62,500
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1901 · San Bernardino
USGS Topo · 1:62,500
1901 · Elsinore
USGS Topo · 1:125,000
1901 · Riverside
USGS Topo · 1:62,500
1902 · Corona
USGS Topo · 1:125,000
1903 · Cucamonga
USGS Topo · 1:62,500