The washability of Indian coals, by C. Forrester & J. N. Majumdar. (India (Dominion) Council of Scientific and Industrial Research. Fuel Research Committee. Report, no. 1)
The washability of Indian coals, by C. Forrester & J. N. Majumdar.
(India (Dominion) Council of Scientific and Industrial Research. Fuel Research Committee. Report, no. 1)