Now showing: El Salvador - Postage stamps (1920 - 1929) - 57 stamps.
1929
Airmail - No. 475 Overprinted "Servicio Aéreo"
1. December WM: None Perforation: 14
1929 -1930
Stamps of 1924 & 1926 Overprinted "Servicio Aéreo"
28. December WM: None Perforation: 14