Austria

1964 The 40th Anniversary of Broadcasting in Austria

1964 EUROPA Stamps

1964 The 100th Anniversary of the Workers’ Movement

1964 Vienna Invites for WIPA 1965

1964 The 15th Congress of the Universal Postal Union Vienna 1964

1964 The 350th Anniversary of Brothers Hospitallers in Austria

1964 Re-Opening of Vienna Secession

1964 Architectural Monuments in Austria

1964 The 2nd Parliamentary-Scientific Conference Vienna 1964

1964 Romanesque Art in Austria