I don't often pay much attention to markings, but happened to notice that I had a dozen different CP inkstamps on the same ST, that I thought it worth a posting. [id=272447589; profile picture] 1931 - 1941

small CP (only disc I have seen with a small CP, most are 2-3 times this size)

CP 1931

CP 5/1931 10 4850

CP 1/32 10 5068

CP 1935

CP 1937

CP 1939

CP 1939 10 FIRING NO 5994

CP 1940

CP 1940 MADE IN CANADA 10 6111

CP 1941 MADE IN CANADA