India Commemoratives Stamps 1973

 Micheal Madhusudhan Dutt

( Poet ) - Death Centenary

 Vishnu Digambar Paluskar (Musician ) - Birth Centenary

 

 Dr. G.A.Hansen - Centenary of Discovery of leprosy bacillus

 

Nicolaus Copernicus (Astronomer ) - 5th Birth Centenary