Cameroon 1915 4d on 40pf black and carmine Surcharge error, SGB7b North Borneo stamps Canada Official Stamps 1949 short

Canada Official Stamps 1949 short set of 6 to 14c

One page with endorsed second leaf

Only 24 examples were removed from the imprimatur sheet of which a maximum of 18 examples exist in private hands

fine large part original gum

Intended Overprint: “3 Cents” surcharge in black

Cameroon 1915 4d on 40pf black and carmine Surcharge error, SGB7b North Borneo stamps Canada Official Stamps 1949 shortCameroon 1915 4d on 40pf black and carmine, SURCHARGE TRIPLE, TWO ALBINO, SGB7b. A fine unmounted mint example with full original gum. A very rare surcharge error as only one left half sheet of 50 originally existed and fewer surviving examples. The albino impressions at the top of the stamp, with the three sets of stops are very clear on the reverse. A quite spectacular quality example of an interesting surcharge error of the "Cameroon Expeditionary