
Mt Orizaba and Black Jack Mtn dominate the northern interior of Santa Catalina Island, showing a landscape defined by sharp elevation changes and managed water resources. This 1950 survey, based on 1943 field data, reveals a network of livestock infrastructure and early development, from the Upper Buffalo Corral Res to the remote Wrigley Ranch. Along the coast, distinct landings and coves such as Empire Landing and Isthmus Cove suggest the island's dual role as a working landscape and a nascent destination. The topography is dotted with practical landmarks including a Stone Quarry, the Pump Station, and the inland Black Jack Camp, providing a clear record of the island's mid-century utility and habitation patterns before later modernization.
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This is the sole edition of this map. No revisions or reprints were ever made.
1896 · San Pedro
USGS Topo · 1:62,500
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1943 · San Pedro
USGS Topo · 1:125,000
1943 · Santa Catalina North
USGS Topo · 1:24,000
1943 · Santa Catalina East
USGS Topo · 1:24,000
1943 · Santa Catalina South
USGS Topo · 1:24,000
1943 · Santa Catalina West
USGS Topo · 1:24,000
1944 · San Pedro
USGS Topo · 1:62,500
1949 · Long Beach
USGS Topo · 1:250,000