Stamps Year 1968

SPIENNES
JORDI TORONELL
I Congress of Electronic Calculation - Centennial, 1867 to 1967 ¨National University¨ - Mate Symbols
Herman Cudris Castañeda
Visit of S.S.
Herman Cudris Castañeda
Telecom Unites Colombians - 20th Anniversary, 1947 to 1968
Herman Cudris Castañeda
CHRISTMAS
wilfredo salvador herrera
PENAEUS DUORARUM
Herberth Sierra Licona
SCYLLARUS LATUS
Herberth Sierra Licona
MITELLA POLLICIPES
Herberth Sierra Licona
karl marx
jose serrano
Conservation of natural resources
juan antonio talaverano