Stamps of Netherlands, grayblk&red color
1 to 2 of 2
semipostal
1955, Aug 15 cancer research issue unwmk p. 12.5x12
| - | 2c+3c | grayblk & red | microscope & pierced crab |
1963, Aug 20 Red Cross 100th issue (no perf info)
| - | 8+4c | grayblk & red | red crosses |
1 to 2 of 2