In May of 2010 I bought a 1951 model 37 for $200.00 in fair condition W/poly choke
1957
your 1911 was made by Ithaca in 1943
Call Ithaca at 1 877 648 4222 and they will tell you.
By the serial #
The Model 37 was mfg in 1969.
1963
1970
1972
This ia an Ithaca Gun Co. "Crass" model double and was made in 1896. REFERENCE: the Reference Center pages at www.ithacagunrepair.com - 02-16-07 SPR.
1975
1956
Mfg 1975