Collection search - Canadian Postal Archives philatelic collection : Canada & Newfoundland proofs [philatelic records]

Various Province of Canada and Canada postage stamp die essays and proofs including: 1,2,3,5,6,8,12±, 15 cents for Victoria (Small queens) definitives issued 1870-1893; 1,2,5,17 cents Goodall post-contemporary First cents definitives pulled in 1878; ±,1,2,3,4,5,6,7,8,10,15,20,50 cents for Victoria (Numeral) definitives issued 1898-1902; Officially sealed : dead letter office (1879, ca. 1902, 1913).
Partial postage stamp plate proof for the 1902 Canada Officially sealed : dead letter office seal with "Approved" annotation.
Sets of Newfoundland postage stamp progress die proofs including 2 cents George V, 3 cents Queen Mary definitives (1932-1937); Newfoundland 8 cents Sir Humphrey Gilbert: Fleet leaving Plymouth, 1583 commemorative issue (1933) postage stamps featuring colour error.