1. Chapman's sectional map of Wisconsin : with the most recent surveys Maps University Of Minnesota Public content 1857. Chapman, Silas. Lithographed by: F. Mayer & Co., 96 Fulton St. N.Y. Copyright 1855 by S. Chapman. 88.7 x 80.8 centimeters Scale 1:633,600 General Map Collection. Dyer & Pasmore (Milwaukee).