Stamps of United States, 12 base day
151 to 161 of 161
postage
2021, Oct 12 Otters in Snow issue unwmk (no perf info)
| X | forever | multi | ||||
| X | forever | multi | ||||
| X | forever | multi |
2022, Aug 12 Elephants issue
| X | forever | multi |
2023, Jan 12 Year of the Rabbit 2023 issue
| X | forever | multi |
airmail
1960, Aug 12 p. 10.5x11
| X | 7c | car | jet |
1963, Jul 12 p. 11x10.5
| X | 6c | red | bald eagle |
1989, Oct 12 America discovery 500th issue p. 11
| - | 45c | multi | Key Marco Cat |
1990, Oct 12
| - | 45c | multi |
1991, Oct 12
| - | 50c | multi | Bering Land Bridge |
1999, May 12 (no perf info)
| X | 48c | multi | Niagara Falls |
151 to 161 of 161