1971 Inter-American Regional Meeting of International Roads Federation WM: 13 1971 Argentine Actors and Actresses WM: 13 1971 -1972 Personalities & Local Motifs 1971 Army Day 1971 Navy Day 1971 The 150th Anniversary of the Death of General M. de Guemes 1971 The 150th Anniversary of the Peruvian Independence 1971 The 150th Anniversary of the Buenos Aires University 1971 The Third International and Eighth National Horticultural Exhibition 1971 The 30th Anniversary of the Fabricaciones Militares, Arsenals 1971 Nationalized Industries 1971 Airmail – Nationalized Industries 1971 Airmail – Airplane 1971 The 25th Aeronautics and Space Week 1971 The 100th Anniversary of the Cordoba Observatory 1971 Christmas 1971 The 2nd Charity Stamp Exhibition 1972 General Manuel Belgrano 1972 Child Welfare – Birds 1972 The 25th Anniversary of the UNICEF 1972 The 200th Anniversary of the First Buenos Aires Postman 1972 The 10th Anniversary of the Antarctic Treaty 1972 Army Day 1972 Navy Day 1972 The 50th Anniversary of the State Oilfields, Y.P.F. 1972 National Meteorological Service 1972 The 7th World Forestry Congress, Buenos Aires 1972 The 100th Anniversary of the Naval School 1972 Aeronautics Week 1972 The 150th Anniversary of the Birth of General Bartolome Mitre 1972 World Health Day 1972 International Book Year and the 100th Anniversary of Martin Fierro, Poem by Jose Hernandez 1972 American Tourist Year 1972 Christmas

1966 The 25th Anniversary of the Argentine Mercantile Marine WM: 9 1966 Argentine Scientists WM: 9 1966 The Seventh American Armies Conference, Buenos Aires WM: 9 1966 The 75th Anniversary of the Argentine National Bank WM: 9 1966 The 75th Anniversary of La Salle College, Buenos Aires WM: 9 1966 Argentine South Pole Expedition WM: 9 1966 General Juan G. de Las Heras Commemoration WM: 9 1966 General J. M. de Pueyrredon Commemoration WM: 9 1967 Child Welfare – Birds WM: 9 1967 The 20th Anniversary of the UNESCO WM: 9 1967 Fernando Fader, Painter WM: 9 1967 Famous Argentine Women WM: 9 1967 General San Martin WM: 9 1967 Navy Day WM: 9 1967 Army Day WM: 9 1967 Personalities WM: 9 1967 The Third Rio Plata Philatelists Days and Exhibition WM: 9 1967 International Tourist Year WM: 9 1967 The 75th Anniversary of the PADELAI, Argentine Children’s Welfare Association WM: 9 1967 Airmail – The 50th Anniversary of the First Argentine-Uruguay Airmail Flight WM: 9 1967 The 100th Anniversary of the Villa Maria WM: 9 1967 The 150th Anniversary of the Battle of Chacabuco WM: 9 1967 The 10th Anniversary of the Government House Museum WM: 9 1967 Aeronautics Week WM: 9 1967 “Temex 67” Stamp Exhibition and the 95th Anniversary of the Naval Military School WM: 9 1967 The 100th Anniversary of the “La Capital” WM: 9 1967 Artillery Day WM: 9 1967 Airmail – Airplane WM: 9 1967 Child Welfare – Birds WM: 9 1968 The 50th Anniversary of the Death of Eduardo Sivori, Painter WM: 9