Available Seals
| 1925 type 2 US Christmas Seal, perforation 12 1/2, smooth gum | Seal | $0.10 |
| 1927-2 US Christmas Seal, perforation 12 1/2 | Seal | $0.10 |
| 1928-3 US Christmas Seal, perforation 12 1/2 | Seal | $0.10 |
| 1959 Perforation Experiment | Seal | $1.50 |
| 1960 perforation experiment | Seal | $3.00 |