A.M. Mattison
Mattison Machine Works – 1962
Source: Rockford Morning Star-Register “Century Plus Ten” Edition March 19, 1962
Rockford Art Museum – 1928, 186 Compete
Source: Rockford Register Gazette June 18, 1928
Mattison Machine Works – 1917
Source: The Rockford Republic November 5, 1917
Source: Rockford Morning Star Nov.11, 1917