Menampilkan: Amerika Serikat - Surat Dinas Resmi (1983 - 1989) - 2 prangko.
1985
Penalty Mail Stamps
15. Mei WM: Tiada Perforasi: 11 x 10½
![[Penalty Mail Stamps, Tipe A9]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A9-s.jpg)
1985
Penalty Mail Stamps - Coil Stamp
15. Mei WM: Tiada Perforasi: 10 vertical
![[Penalty Mail Stamps - Coil Stamp, Tipe A10]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A10-s.jpg)
