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Joined: Thu Aug 08, 2013 11:00 am
Mon Sep 16, 2013 2:49 pm
Serial Numbers
Is there a link to information to decode serial numbers for the "D" series to determmine the year?
This should get you close: http://content.wisconsinhistory.org/cdm ... 529/rec/12
Click on the date range and then click on the first 1932-1940 range