Stamps of Netherlands, brnblk color
1 to 3 of 3
postage
1943, May 15 symbols & heroes issue wmk. circles (no perf info)
| - | 4c | brnblk | horseman |
semipostal
1936, May 1 welfare 1936 issue - famous people (1936) unwmk p. 12.5x12
| - | 1 1/2c+1 1/2c | brnblk | Heike Kamerlingh Onnes |
1946, May 1 National Help fund issue wmk. circles
| - | 1 1/2c+3 1/2c | brnblk | Fortuna |
1 to 3 of 3