1C1 through 1C14 were manufactured in 1931, and 1C15 through 1C157 were produced in 1932. Most of the early models in 1931 had SIXTY cast on the radiator sides, but a couple had the word DIESEL. This happened sporadically in the early part of the 1932, before the DIESEL nomenclature became the only casting made.
С 1937 по 1939 годы – No. 11 Auto Patrol Single Drive (7K) и с 1937 по 1940 годы – No. 11 Auto Patrol Tandem Drive (8K).
Model 15 7C Series (7C1-7C307):
Model 15 1D Series (1D1-1D95):
WheelsAge.org '2005–н.ч.