1964 Charity Stamp for the Benefit of the Frontier Union
1964 Charity Stamp for the Benefit of the Frontier Union
Denmark
1963 The 50th Anniversary of Niels Bohr’s Atomic Theory
1963 The 50th Anniversary of Niels Bohr’s Atomic Theory
1963 The 100th Anniversary of the International Postal Conference in Paris
1963 The 100th Anniversary of the International Postal Conference in Paris
1963 Inauguration of the “Bird Flight Line” Railroad Link Between Denmark and Germany
1963 Inauguration of the “Bird Flight Line” Railroad Link Between Denmark and Germany