12th Pan-American Gastroenterological Congress issue of Uruguay
|
Short desc: 12th Pan-American Gastroenterological Congress
Issuer: Uruguay Date: 7/6/1971 Occasion: 12th Pan-American Gastroenterological Congress Consists of 1 stamp: (See stamps as list) 58p All are airmail wmk=large sun & ROU Record of changes |
|
