Polo, Illinois.

1872

Everts, Baskin and Stewart

1:5k

Map of Ogle County, Polo and Oregon.

1876

Warner & Beers

1:170k

Polo

1983

1:24k

Buffalo Township, Ogle County, Illinois.

1872

Everts, Baskin and Stewart

Sterling

1948

1:63k

Sterling

1946

1:63k

Woodsung

1930

1:48k

Ogle County, Illinois.

1872

Frank Krause

Dixon

1985

1:100k

Dixon

1985

1:100k