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1873

Michigan showing contour lines.

State Atlas

Michigan showing contour lines by Alexan …

1873

Map of the State of Michigan colored to …

State Atlas

Map of the State of Michigan colored to …

1873

Climatology of Michigan ... isothermals …

State Atlas

Climatology of Michigan by Alex. Winchel …

1873

Climatology of Michigan ... isothermals …

State Atlas

Climatology of Michigan by Alex. Winchel …