Page 520 - Jarvis & Wright: Jamaica Display to RPSL

Jamaica: Air Mail

First Services
Northbound Rate Errors to the Guyanas

. These two covers were underpaid but not taxed.
The Post Office announcement of 6 Dec stated the airmail rate as 1s6d (applied until 31 Dec 1931) to both Guianas,
plus the surface rate.

Jamaica (11 Dec 1930) via Miami to British Guiana (17 Dec 1930)

11oz carried
(circa 37 pieces).

FAM 5 Kingston to Miami on first Pan Am flight from Jamaica then FAM 6.

Jamaica (11 Dec 1930) to Dutch Guiana (17 Dec 1930)
The Dutch Guiana surface rate was 2½d (UPU rate) but paid at the Empire rate.

5 oz carried
(about 17)

FAM 5 Kingston to Miami on first Pan Am flight from Jamaica then FAM 6.