Dent

1973

1:24k

Perham

1973

1:24k

Perham

1915

1:63k

Perham

1915

1:63k

Detroit Lakes

1986

1:100k

Detroit Lakes

1986

1:100k

Cartomap Park Rapids area in Minnesota

1948

Pottsmith, Charles

1:150k

Walker Lake

1973

1:24k

Ottertail

1973

1:24k

Brainerd

1965

1:250k