00376cam a22000977a 4500008004000000082001600040245011000056260005600166300001100222700004500233180718b1961   xxu||||| |||| 00| 0 eng d  aR64x54 In2c  aPneumoconiosis in the coal mines in Jharia and Ranigunj coal fieldscby Ministry of Labour and Employment  aJhariabOffice of the Chief Adviser Factoriesc1961  av, 96p  aIndia. Ministry of Labour and Employment