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1842

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1882

Mills & Co.

1:570k

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1924

Rand McNally and Company

Iowa.

1909

Cram, George Franklin; Davis, Ellis Arthur

1:2m

Railway Distance Map of the State of Iowa

1934

Leahy, J.F.

A geological map of Iowa

1894

Keyes, Charles Rollin

Iowa.

1879

Rand McNally and Company

1:1m

North Platte - Omaha. Omaha - Iowa City.

1939

White, Ruth Taylor

Sectional Map of the State of Iowa

1869

Chapman, Silas

1:650k

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1874

Colton, G.W.

1:950k