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Start Over Year 1921 Publisher U.S. Geological Survey (Washington) Bounding Box -180 -89.81531 180 89.456192

1. United States contour map

Maps University Of Minnesota Public content
1921. Gannett, Henry, 1846-1914. Relief shown by contours. 43 x 71 centimeters Scale 1:7,000,000 General Map Collection. U.S. Geological Survey (Washington).

2. State of North Dakota

Maps University Of Minnesota Public content
1921. Hassan, A. F. Reprinted 1941. 72 x 117 centimeters Scale 1:500,000 General Map Collection. U.S. Geological Survey (Washington).

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