000 00427nam a2200133Ia 4500
008 200608s9999 xx 000 0 und d
082 _a338.4766262
_bPOW.M
100 _aPOWELL DUFFRYN TECHNICAL SERVICES LIMITED
245 0 _aMining,Utilisation and Processing of the South Arcot Lignite to the Government of India
260 _aLondon, 1954
300 _a125p. + 30 Plates
650 _aProduction Economics
942 _cBK
_2DDC
999 _c8855
_d8855