South America
1972 The 50th Anniversary of the State Oilfields, Y.P.F.
1972 The 50th Anniversary of the State Oilfields, Y.P.F.
1972 The 10th Anniversary of the Antarctic Treaty
1972 The 10th Anniversary of the Antarctic Treaty
1972 The 200th Anniversary of the First Buenos Aires Postman
1972 The 200th Anniversary of the First Buenos Aires Postman
1972 The 25th Anniversary of the UNICEF
1972 The 25th Anniversary of the UNICEF