Lot 351 Kenya, Uganda and Tanganyika #5 1921 12c Slate Grey King George V, Watermark Script CA, Perforated 14, used with a neat partial Nairobi double circle c.d.s. cancel, fine-very fine. Described by the previous owner as “among the rarest used 20th century East Africa stamps, vastly undercatalogued”. Accompanied by a 2007 Brandon certificate. Stanley Gibbons catalogue #69. Estimate C$100.