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Map
Vegetation of the Chicago Region as Mapped by the Public Land Survey 1821-1845
2014
Halsey, Sam, McBride, Jenny
Map
Vegetation of the Northwest Indiana as Mapped by the Public Land Survey 1829-18352015
McBride, Jenny, Halsey, Sam
Map
Vegetation of the Prairie Peninsula Region of Southern Lake Michigan as Mapped by the Public Land Survey 1829-18352015
Halsey, Sam, McBride, Jenny