Shows Minnesota county boundaries as of 1871, railroads, cities and towns, and extent of surveyed townships with Public Land Survey coordinates.; Probably detached from an atlas by Gray in which Gray's Atlas Map of Minnesota occupies plate no. 122-123, Gray's Atlas Map of Wisconsin occupies plate no. 124, and Gray's Atlas Map of Michigan occupies plate no. 121.; Prime meridians: Greenwich and Washington, D.C.; Includes continuation of the northeast portion of Minnesota as inset on plate no. 122 and inset map of the "Vicinity of Milwaukee" on plate no. 124. 60 x 43 centimeters or smaller, on sheet 71 x 44 centimeters Scale 1:1,140,000; Scale approximately 1:1,651,000; Scale approximately 1:1,323,000 General Minnesota Maps
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