Tonga 1894 1d Coat of Arms setenant block of 4, diagonally bisected (diamond shape) with Tonga obliterator on stamps & 4 strikes Nukualofa/Tonga/20 AP 94/11am adjacent to diagonal cuts, on piece. Attractive & unusual philatelic but used during 31 March 1893-1895 as 2½d (x 4) stamps. SG 10b. Cat £850 on cover. (Image)

Tonga 1934 Tin Can Mail cover, single circular cachet on back.

Tonga 1936 Tin Can Mail cover, many cachets.

Tonga 1936 Tin Can Mail cover to NZ (typed address), franked 2½d Queen Salote, canc Niuafoou cds (date unclear). With 10 diff TCM cachets front & back, incl 1 dated JUL 21 1936 & another mentioning the steamer "Monowai". Tear (1.5cm) at top, otherwise fine.

Tonga 1938 Tin Can Mail cover, illustrated (canoe & mail barrel) ex Niuafoou to T.S.S. Maunganui at sea with multiple cachets on front & back.

Tonga 1938 Tin Can Mail cover, illustrated (canoe & mail barrell) to Wellington with Jubilee cover / 11 Oct 1938 purple cachet; 14 other cachets & regn label.

Tonga 1938 Queen Salote's 20th Anniversary of Accession set. SG 71-73. Cat £32. MUH.

Tonga 1953 Picts set of 14. SG 101-14. Cat £75. VLH mint.

Tonga 1963 Polynesian Gold Coins set of 13. MUH. SG 129-140 & O17. Cat £26.

Tonga 1993 20s on 4s Lionfish surcharge, commercially used with blunt corner. SG 1217a. Cat £400 (for MUH unpriced for used). (Image)