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Geological map of the Mesabi district, Minnesota
Geologic map and sections of the Marquette iron-bearing district, Michigan
Geologic map of Alabama
Geologic map of Alabama
Geologic map of Iron River District, Michigan
Geologic map of Menominee Iron District, Michigan : revised to January 1, 1909
Geologic map of Oklahoma
Geologic map of the Bighorn Basin, Wyoming
Geologic map of the Mesabi district, Minnesota
Geologic map of the Penokee-Gogebic district, Wisconsin-Michigan
Map of central Minnesota, including Cuyuna district
Map of the surface formations of the Northern peninsula of Michigan
Map of the surface formations of the Southern Peninsula of Michigan
Map of the surficial deposits of the Lake Superior region
Map showing the surficial deposits of southeastern Wisconsin
Official state map, and preliminary geologic and economic map of North Dakota
Outcrop map of the Florence Iron district, Wisconsin