Reserve Bank of New Zealand, a group of progressive proofs for the $100, ND (1981), comprising litho obverses (4), brown, lilac, blue and multicoloured, pink and multicoloured, reverses (2), orange and orange and orange respectively, all with watermark of James Cook
(Pick 175 progressive proofs, TB B122 for type), uncirculated, very rare, only three sets believed extant (6)