Proceedings of Symposium on Drilling Technology and Engineering Aids to Geological Exploration, Calcutta, 12th to 15th February 1980.
Contributors: Geological Survey of India.
Series: Special publication / Geological Survey of India ;; no. 4; Special publication series (Geological Survey of India) ;; no. 4.
Publisher: Geological Survey of India
Published: 1980
Place of publication: Calcutta
Language: eng
Number of pages: 637
Subjects: Boring -- Congresses.; Prospecting -- Congresses.; Geology -- Congresses.
Notes: Includes bibliographies.
"PGSI-113/2800-1980 (DSK-II)"