TY  - BOOK
AU  - Jolly,B.R.
ED  - India.
TI  - Coal mines regulations, 1957: Modified up-to-date with introductory notes,
AV  - KNS1393.M56 A3 1963
PY  - 1963///
CY  - Delhi
PB  - Bahri Bros.
KW  - Coal mines and mining
KW  - Safety regulations
KW  - India
N1  - Cover title; "Latest amendments": 1 l. inserted
ER  -