1878
Snyder, Van Vechten & Co.
1:150k
1897
League of American Wheelmen, Wisconsin Division
1:253k
1966
Passonneau, Joseph R.
1:500k
1926
Byllesby Engineering and Management Corporation
1:8m
1856
Chapman, Silas
1:635k
1842
Tanner, Henry S.
1:1m
1838
Young, James H.
1846
Mitchell, Samuel Augustus
