Posted by Marty on Thursday, December 20, 2001 at 1:32PM :
In a 1949 B series, was the original heater round? I have one but I thought it had been added until I saw this-
http://hemmings.com/dealers/getphotos.cfm?DEALERLISTINGID=176004&dealer=272&src=1&CLICKSRC=classified%5Fdealer%3A%20