Hong Kong, H&G FG11 variety, mint. 1964 50c red on light blue QEII Aerogramme, unwatermarked, border red print missing, ERROR. Serving collectors since 1997.
Hong Kong H&G FG11 mint. 1964 50c red QEII Aerogramme, red print missing, ERROR
Hong Kong, H&G FG11 variety, mint. 1964 50c red on light blue QEII Aerogramme, unwatermarked, border red print missing, ERROR. Serving collectors since 1997.