Canada 171

1930 Eight cent King George V, British American Bank Note die proof printed in blue, issued colour, the adopted design with side panels "POSTES / POSTAGE" inscriptions on characteristic glazed (enamel) surface paper, stamp size as are all known and affixed to BABN card measuring 65 x 78mm. Exceptionally fresh and in immaculate condition, very rare as it is believed only three such die proofs exist, Very Fine   (Minuse & Pratt 171P2a; Unitrade 171 proof)