
| BRITISH GUIANA postal history 3-line "By Air/From British Guiana/To New York." (T+H Type 2, Proud AM17) in red in on KG6 4c, 6c, 36c cover to Gowrock, Scotland pmk'd AIR MAIL 28 MY 43, cellophane EXAMINED BY 4413 attached. T+H only records in red ink, period of general use MY 15 37 to NO 11 44 per Proud handbook £14 | |