Europe
1965 The 100th Anniversary of the First Danish Business School in Denmark
1965 The 100th Anniversary of the First Danish Business School in Denmark
1964 The International Sea Inspection Conference in Copenhagen
1964 The International Sea Inspection Conference in Copenhagen
1964 The 150th Anniversary of the Issue of the Royal Decrees About the Peasant Education
1964 The 150th Anniversary of the Issue of the Royal Decrees About the Peasant Education
1964 Charity Stamp for the Benefit of the Frontier Union
1964 Charity Stamp for the Benefit of the Frontier Union
1963 The 50th Anniversary of Niels Bohr’s Atomic Theory
1963 The 50th Anniversary of Niels Bohr’s Atomic Theory