Watch List notes:

Tonga, Government, ½ pa'anga, 10 November 1972, A/1 178733; one pa'anga, 24 July 1972, A/1 139054; two pa'anga, 24 July 1972, A/1 103841 (Pick 13d, 14d, 15d), first extremely fine, second good extremely fine to about uncirculated, last uncirculated (3)
(150-200 GBP)