Mars, California

The same ground, surveyed 60 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.

1933 1993

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

• 1933 USGS Avawatz Mountains quadrangle1:250000, 5 printings
• 1947 USGS Trona quadrangle1:250000
• 1948 USGS Goldstone Lake quadrangle1:62500, 2 printings
• 1948 USGS Trona quadrangle1:250000
• 1951 USGS Goldstone Lake quadrangle1:62500
• 1953 USGS Trona quadrangle1:250000
• 1957 USGS Trona quadrangle1:250000, 5 printings
• 1960 USGS Trona quadrangle1:250000, 2 printings
• 1986 USGS West of Nelson Lake quadrangle1:24000
• 1993 USGS Soda Mountains quadrangle1:100000

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

This settlement is recorded in the Geographic Names Information System as feature 1666893. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.