You need the serial number to establish the age. 73 is the patent date (1873). Here is a URL you can check the date at: http://armscollectors.com/sn/winlookup.php
$900
67-73
VALUE $250 AGE GOOGLE A WINCHESTER COLLECTORS SITE
your model 12 Winchester shotgun was made in 1937.so the age of your shotgun is 73 yrs.old.
Professional appraisal
Proofhouse.com has Winchester sn tables.
go to: gunsamerica.com or gunbroker.com look up Winchester rifles and look for model '73 and see what they are selling for.............
1960
no
Age is 1914 Age is 1914
It was made in 1961
1941