Frontenac Serial Numbers

 YearModel
1931E-618E-1001 to E-1301  Aug 1931 – Jan 31 1932
 1932E-670G-1302 to end  Feb 1 1932 – Feb 1933
1932685K-1001 to K-1271 May 1932 – Jan 31 1933
 1933685K-1272 to K-1301  Feb 1 1933 to model end
1933C-400M-1001 to M-1478  Jan 1933 to Dec 31 1933
1933C-600P-1001 to P-1263  Jan 1933 to Dec 31 1933
 1933Frontenac Ace 9191-1001 to end  July 1933 to Dec 31 1933