TY  - BOOK
AU  - National Institue of Sciences of India, New Delhi
AU  - Krishnan, M.S. ed.
TI  - Progress of science in India: Sec.8. Geology including stratigraphy,mineralogy and petrology,geography and palaeontology and palaeobotany 1938-1950
U1  - 550 
PY  - 1957///
ER  -