1943 Ottawa Sub 31 roller ties #256 8c Farm (2) on #10 OHMS cover from War Time Prices and Trade Board, crossed out and marked “personal”, with Ottawa Sub 31 cds (SP 2 43) and registration hs, to Montreal, Quebec. The rate is double weight (4c 2c) plus 10c registration for a total of 16c. A scarce use of a pair of the 8c Farm.
