394, CSS 481 and 481a, 1939 and later, Watermarked Dah Tung Dr. SYS perf. 14, 10c. complete 4x5 transfer block of 20 stamps. "Extra line in rope" at transfer position 14/20

394, CSS 481 and 481a, 1939 and later, Watermarked Dah Tung Dr. SYS perf. 14, 10c. complete 4x5 transfer block of 20 stamps. "Extra line in rope" at transfer position 14/20