 For the next two years, he worked as Lecturer in History at the Maharaja College, Mysore.In 1919, Krishna was made a member of the Royal Asiatic Society, London.The then Vice Chancellor of University of Mysore Brajendranath Seal and Head of the Department of History, Maharaja College - Radha Kumud Mukherjee were impressed with M. H. Krishna's aptitude in Numismatics and Epigraphy and deputed him to Bangalore, Archaeology Office for the cataloguing of close to 6000 coins in their archives there (1920 -1922).