1856. Chapman, Silas and Ferd. Mayer & Co. Cartographic Details: Scale [1:633,600] Shows county boundaries as of 1855. Hand colored. Dimensions: 73 x 57 centimeters. Silas Chapman.
1868. Chapman, Silas and Lipman, Louis. Cartographic Details: Scale approximately 1:630,000. Cover title: Chapman's sectional map of Minnesota. Shows county boundaries as of 1867. Publish... Silas Chapman.