Stamps Category Institutions

Catholic missions in Africa
Pedro Gruenholz
Mexican Geographic and Statistical Society
Hector Mario Camargo Pulido
Mexican Geographic and Statistical Society
Hector Mario Camargo Pulido
Mexican Geography and Statistics Society
Hector Mario Camargo Pulido
RUSSIA USD Nº 2359 (0) 140TH BIRTH OF THE PHILOSOPHY ALLEMAND
luis de la iglesia delgado
DEUTSCHE REICH POST
PABLO RAYNAUD
LUBECK
PABLO RAYNAUD
3 pesetas s.45centimos 5pesetas 1938
Francisco Javier Jiménez Frías
45 cents plus 5 pesetas 1938
Francisco Javier Jiménez Frías
45 cents plus 5 pesetas 1938
Francisco Javier Jiménez Frías