Airmail - The 400th Anniversary of the National College of St. Nicholas de Hidalgo 1940
Now showing: Mexico - Postage stamps - 1940 - Airmail - The 400th Anniversary of the National College of St. Nicholas de Hidalgo - 3 stamps.
1940
Airmail - The 400th Anniversary of the National College of St. Nicholas de Hidalgo
15. July WM: 7 Perforation: 10 x 10½