000			00516nam a22001457a 4500
008			230516b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_a662.33:539.2(082.2) _bJ9
245			_aProceedings of the symposium on the nature of coal held at the central fuel research institute Jealgora 7-9 February 1959
260			_aJealgora: _bThe Central Fuel Research Institute, _c1959
300			_a321p.
650			_aCoal
653			_aNature
942			_2udc _cPR
999			_c30840 _d30840