PROVINCIAL REVENUES - ALBERTA LAW: AL27/AL39: 1907-1910 JUSTICE STANDING, 5¢ to $10, PLATE PROOFS on india on card, with red SPECIMEN overprint and punched, in colour of issue, 13 vals including two 20¢ one orange vermilion, no 25¢ carmine or $3 red brown, all in UNIQUE LR corner blocks of 4, very fine. (Only one sheet of 50 printed). (Image)

Est. 1500+