Zanzibar: A selection, comprising 1896 Sultan Seyyid Hamad-bin-Thwain 1/2a. mint block of eighteen (6 x 3), marginal from the left of the sheet showing column at right without watermark, 1904 Sultan Seyyid Ali bin Hamoud bin Naherud Monogram, 1/2a. to 5r. set overprinted “SPECIMEN” (Samuel type D12/a) with additional 8a. showing broken “M” in overprint [R. 4/1] (one of only twelve possible examples) mainly fine with gum, 1a. used on 1905 (Feb. 16) picture postcard to Naples and (Nov. 11) “Zanzibar” overprint 2a. stationery registered envelope locally addressed, also 1/2a. stationery wrapper unusually used 1906 (May 3) to Ngogwe, Uganda, 1926-27 Sultan Khalifa bin Harub, “CENTS” with serifs master die proof with value tablets blank in grey-black on glazed wove paper (57 x 77mm), 1c. to 75c. set overprinted “SPECIMEN” (Samuel type D16x) with gum except 20c., set mint, 1c., 3c. (3), 8c. and 25c. on 1932 registered cover to Philippines, 6c. and 30c. on 1929 registered cover to Birmingham, 6c. on 25c. stationery registered envelope used 1930 to London. (46)