He was the first Indian to serve as the Director of the Geological Survey of India .
Maharajapuram Seetharaman Krishnan ( 24 August 1898 -- 24 April 1970 ) was an Indian Geologist .
Maharajapuram Seetharaman Krishnan was the first Indian to serve as the Director of the Geological Survey of India .
Maharajapuram Seetharaman Krishnan ( 24 August 1898 -- 24 April 1970 ) was an Indian Geologist .