Ora in esposizione: Guatemala - Tassa francobolli posta aerea (1930 - 1939) - 1 francobolli.
1937
Stamp Exhibition, Guatemala City - Central Post Office Stamp of 1927 Overprinted "EXPOSICION - FILATELICA - 1937"
17. Marzo WM: Nessuno Dentellatura: 14
![[Stamp Exhibition, Guatemala City - Central Post Office Stamp of 1927 Overprinted "EXPOSICION - FILATELICA - 1937", Scrivi B4]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guatemala/Air-tax-stamps/B4-s.jpg)
