Boston, Mass.
1850-1850Montre maintenant: Boston, Mass. - Timbres-Poste (1849 - 1850) - 3 Timbres-poste.
1849
Inscription: "PENNY POST" - Thin Paper
WM: Aucun Perforation: Imperforated
![[Inscription: "PENNY POST" - Thin Paper, type A]](https://www.stampworld.com/media/catalogue/Boston,-Mass/Postage-stamps/A-s.jpg)
1850
Inscription: PENNY POST. PAID."
WM: Aucun Perforation: Imperforated
![[Inscription: PENNY POST. PAID.", type B1]](https://www.stampworld.com/media/catalogue/Boston,-Mass/Postage-stamps/B1-s.jpg)