_# TX15 - # TX19_
# TX15
# TX16
# TX17
# TX18
# TX19
TX15 DOUBLE SURPRINTED
TX16 XL BLOCK OF 3 STAMPS &
SURPRINT VARIATION
TX17 STAMPCOLOUR VARIATION &
SURPRINT VARIATION
PROOF
PROOF
LETTER USUMBURA 17 DECEMBER 1949 [ 2X TX18 ]
LETTER USUMBURA 20 NOVEMBER 1948 [ 5X TX19 ]
