March 1914 usage of 28s King Chulalongkorn in combination with 14s King Vajiravudh on registered cover from Bangkok to New York; with London, Trans-Atlantic and Brooklyn backstamps; also, an October 1951 registered airmail cover from RANONG to Western Australia bearing King Bhumibol 5bht + 5s (3); with Darwin transit and Fremantle arrival b/stamps. (2 covers). (Image)

Estimate AU$100-150
Min. Bid. AU$80