The Amador Valley and Livermore Valley are documented here during a period of significant suburban expansion and infrastructure development. The urban centers of Livermore, Pleasanton, and Dublin dominate the valley floor, showing a dense network of residential streets and commercial corridors that connect these once-distinct ranching towns. Industrial and transport landmarks like the Livermore Municipal Airport and the complex of rail-adjacent sites at Radum and Asco illustrate the region's mid-century economic shift.
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This is the sole edition of this map. No revisions or reprints were ever made.
1896 · Mt. Diablo
USGS Topo · 1:62,500
1898 · Mt. Diablo
USGS Topo · 1:62,500
1906 · Pleasanton
USGS Topo · 1:62,500
1907 · Tesla
USGS Topo · 1:62,500
1911 · Byron Hot Springs
USGS Topo · 1:31,680
1916 · Byron Hot Springs
USGS Topo · 1:31,680
1916 · Byron
USGS Topo · 1:62,500
1940 · Byron
USGS Topo · 1:62,500
1941 · Pleasanton
USGS Topo · 1:62,500
1942 · Altamont
USGS Topo · 1:62,500