India

1973 The 25th Anniversary of National Cadet Corps

1973 Children’s Day

1973 Indipex ’73 Philatelic Exhibition, New Delhi

1973 Syed Ahmad Khan Commemoration

1973 The 50th Anniversary of Interpol

1973 The 200th Anniversary of the President’s Bodyguard

1973 Vithalbhai Patel (Lawyer) Commemoration

1973 K. S. Ranjitsinhji (Cricketer) Commemoration

1973 Romesh Chandra Dutt (Writer) Commemoration

1973 Gandhi and Nehru Commemoration