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NEW ZEALAND - 1900 SPECIALIZED USED GROUP incl. thick soft Pirie paper, wmk double-lined 'NZ' and Star, perf 11 1d, 1½d and 2d Pictorials, with shades identified as per the Campbell Paterson catalogue, with 1d all four C-P shades incl. deep crimson-lake; 1½d six different C-P shades incl. brown (this with RPSNZ certificate) and very pale chestnut; plus 2d all three C-P shades (13 stamps)