Postal Stationery Samples from Joseph Cook's Era

Joseph Cook, Postmaster General of New South Wales, 1894 - 1898, U.P.U. Postal stationery samples, unused or with 'Specimen' overprints including New South Wales official Envelopes 1d (4) & 2d (3) and 1d Postal cards (4) with concentric oval 'GPO' or 'NSW' cancelled-to-order postmarks, Registered official Envelopes 5d or 6d (2) for public school Saving bank Returns; India 1a on 9pies Soldiers' and Seamen's envelope, British East Africa or Zanzibar overprints on India registration Envelopes; also German Colonies Postal cards and attractively illustrated Hungarian Postal cards. British and European Colonies and central & south America postal stationery is also well represented. (100s).