000 00286nam a2200097Ia 4500
100 _aCentral Fuel Research Institute
245 _aProceedings of the Symposium on the Nature of Coal Jealgora 1959
260 _bC S I R, New Delhi
082 _aH235403p2/N59/B09967
300 _app 321; 26*18
999 _c5182
_d5182