Page 366 - Jarvis & Wright: Jamaica Display to RPSL

Jamaica: Street Letter Boxes

Kingston
Kingston SLB Type 1

Known used from 8 May 1889 to 2 Apr 1892

Kingston (9 May 1889) to USA

4d UPU Letter rate applied 1 Apr 1879 until 31 May 1890 (to the USA).
(4d rate = 2½d + 1½d maritime surcharge).

Kingston (16 Dec 1890). to UK

4d UPU Letter rate applied 1 Apr 1879 until 31 Dec 1890 (to the UK).