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~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 2012
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, 2015
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1948, updated 1965
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1968, updated 1979
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1968, updated 1970
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1949
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1968, updated 1983
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1996, updated 2000
~ San Marcos CA topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1948, updated 1955