Erwin

1968

1:24k

De Smet

1985

1:100k

Watertown

1958

1:250k

Watertown

1958

1:250k

Watertown

1953

1:250k

Watertown

1953

1:250k

Watertown

1953

1:250k

County map of Minnesota.

1860

Minnesota

1854

New York, N.Y. : J.H. Colton

1:3m

County map of the States of Iowa and Missouri.

1860