Mario Argenta

Stamps Country Brazil . Mario Argenta

50 years since the cure of American tegumentary leishmaniasis by GASPAR VIANNA.
Brazil
20th anniversary of the World Health Organization.
Brazil
Visit of the president of Nicaragua, Anastasio Somoza.
Brazil
Uirapuru (leucolepis modulator).
Brazil
Aerial radar and pigeon.
Brazil
Rabindranath Tagore, Birth Centenary.
Brazil
Presidents of Brazil.
Brazil
Royal fly potato.
Brazil
Dr. L. Zamenhof author of Esperanto.
Brazil
Centenary of the founding of the S. Luiz school.
Brazil