Safety in coal mines.
Safety in coal mines.
- [Rev. and enl. ed.]
- Geneva, 1953-55.
- 2 v. tables. 24 cm.
- Its Studies and reports, new ser., no. 33 .
- International Labour Office. Studies and reports, new ser., no. 33. .
Previous ed. issued in 1939 under title: Safety provisions for underground work in coal mines.
Bibliography: v. 1, p. [262]-266.
v.l. Organisation on the national and international levels.--v. 2. Legislation.
l 53000009
Coal mines and mining--Safety measures.
Coal mine accidents.
Mine inspection.
HD7801 / .I67 no. 33, etc.
622.8
Previous ed. issued in 1939 under title: Safety provisions for underground work in coal mines.
Bibliography: v. 1, p. [262]-266.
v.l. Organisation on the national and international levels.--v. 2. Legislation.
l 53000009
Coal mines and mining--Safety measures.
Coal mine accidents.
Mine inspection.
HD7801 / .I67 no. 33, etc.
622.8