Exploration in some major coalfields of India.
Series: Miscellaneous publication - Geological Survey of India ; no. 35; Miscellaneous publication (Geological Survey of India) ;; no. 35.
Publisher: Geological Survey of India
Published: 1977
Place of publication: [Calcutta]
Language: eng
Subjects: Prospecting -- India.; Coal -- India.
Notes: "PGSI 97/1800."