384 CSS 471 and 471b, 1939 (Dec.) and later, Dah Tung Dr. SYS Line perf. 14, 10c. complete 4x5 transfer block of 20 stamps. "Extra line in rope" at transfer position 14/20.

384 CSS 471 and 471b, 1939 (Dec.) and later, Dah Tung Dr. SYS Line perf. 14, 10c. complete 4x5 transfer block of 20 stamps. "Extra line in rope" at transfer position 14/20.