TY - BOOK ED - India. Geological Survey TI - Proceedings of a symposium on exploration geophysics in India: 1945-1978, Calcutta: a collection of papers presented at the symposium held on 21-24 November 1978 in Calcutta U1 - 555.4 21st PY - 1983/// CY - Calcutta PB - Geological Survey of India KW - Geophysics-India; Geophysical instruments-India; Physics-India N1 - Contents: v.2. (Section 4-6). Geophysical methods and techniques, instrumentation, other geophysical application and physical properties of rocks ER -