Now showing: United States - Official Penalty Mail (1983 - 2009) - 5 stamps.
22. February WM: None Perforation: 10 vertical
![[Penalty Mail Stamps - Coil Stamp, type A20]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A20-s.jpg)
6. April WM: None Perforation: 11
![[Penalty Mail Stamps, type A16]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A16-s.jpg)
24. May WM: None Perforation: 11
![[Penalty Mail Stamps, type A17]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A17-s.jpg)
![[Penalty Mail Stamps, type A18]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A18-s.jpg)
24. May WM: None Perforation: 10 vertical
![[Penalty Mail Stamps - Coil Stamp, type A19]](https://www.stampworld.com/media/catalogue/United-States/Official-Penalty-Mail/A19-s.jpg)
Now showing: United States - Official Penalty Mail (1983 - 2009) - 5 stamps.
22. February WM: None Perforation: 10 vertical
6. April WM: None Perforation: 11
24. May WM: None Perforation: 11
24. May WM: None Perforation: 10 vertical