does anybody know when the 37's first came out to be sold? like what month? i am trying to find out when the 36s were made until the 37's came out, anybody? i thank you in advance,dan i am talking about 1.5 ton trucks..

http://s1055.photobucket.com/user/baldybenny/library/

1936 1.5 wrecker,1937 gmc coe,1939 Chevrolet coe,1942 4x4 coe, 1942 coe,1946 dump,1947 2 ton dump,another 1947 2 ton dump,1950 coe,1967 c30,1937 cat 22,1936 Chevrolet 5 window foremans coupe, 1914 ford speedster.