b'104(issued as 21c); stamps as issued have also been affixed to the archival pages & show changes in the size and shape of the lettering and numerals Superb and UNIQUE. (24 imperfs) $1,8002,400Ex 785 Ex 786785P PROOFS: 1974 (SG.270-272) Birds Heads: complete set of Couvoisiers original colour separations and completed designs, all are imperforate and affixed to the official Archival album pages [numbered 1412/20 & 1413/21]. The 30c New Guinea Harpy Eagle proofs with incorrect spelling of the Latin name Harpyopsis novaeguinede corrected in the issued stamp to Harpyopsis novaeguineae. Superb and UNIQUE. (17) $1,5002,000786P PROOFS: 1981 (SG.401-05) Kingfishers (Fauna Conservation): complete set of Couvoisiers original colour separations and completed designs, all are imperforate and affixed to the official Archival album pages [numbered 1777/5 & 1778/6]. Superb & UNIQUE. (26) .$1,8002,400787 788787P PROOFS: 1984 (SG.452) K5 Bird of Paradise (High Value Definitive): Couvoisiers original colour separationsand completed design, all are imperforate and affixed to the official Archival album page [numbered 1963]. Superb & UNIQUE. (7) $600800'