Tonga 1935 Tin Can Mail cover to NZ, franked ½d Arms & 2 x 1d Tree, canc 2 strikes of Niuafoou cds 7 AU 35, with 8 cachets front & back. Normal toning impacts, otherwise good.

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 1937 Tin Can Mail cover (19 x 12.5cm) to NZ franked 1d, 1½d pictorials canc fine Niuafoou cds 18 SP 37, with 18 diff cachets incl 1 ex steamer "Maunganui". Some cellulose tape remnants at bottom edge of back, otherwise fine.

Tonga 1938 Tin Can (canoe) Mail b&w illustrated cover addressed to "Mrs Serra Vete, passenger M.V. Matua, at sea off Tin Can Island, Tonga" bearing 2 x ½d Tongan stamp, about 15 cachets & a handwritten greeting in Tongan. Folded as usual.

Tonga 1938 Tin Can Mail cover to Tasmania franked 1d, 1½d pictorials canc weak Niuafoou cds. With 9 diff TCM cachets. Also with 3 diff Australian cds, incl 1 on Aust 1937 3d NSW Cent (for airmail within Australia). B/s good "EGG LAGOON K.I. TAS." cds (to King's Island). Part of address removed, otherwise fine.

Tonga 1939 Tin Can Mail cover (canoe) addressed to NZ, with 14 cachets & 5d Queen Salote stamp, canc Niuafoou cds 28 AU 39. With Niuafoou regn no 3765.

Tonga 1940 Tin Can Mail (canoe), b&w illustrated cover addressed to Mrs E.L. Quensell, Auckland & bearing c18 cachets & ½d & 2d Tongan stamps. Folded as usual & some age blemishes.

Tonga 1940 Tin Can Mail pictorial cover (ship, islanders, palm trees), franked 1d Tree canc fine Niuafoou cds 7 AU 40. Four cachets on front & 1 on back of "Finau Stamp Service, Nukualofa". CTO (no address). Very fine.