Viser nå: USA - Offisiell portostraffpost (1983 - 1989) - 2 frimerker.
1985
Penalty Mail Stamps
15. May VM: Ingen Perforering: 11 x 10½
![[Penalty Mail Stamps, type A9]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A9-s.jpg)
1985
Penalty Mail Stamps - Coil Stamp
15. May VM: Ingen Perforering: 10 vertical
![[Penalty Mail Stamps - Coil Stamp, type A10]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A10-s.jpg)
