00789cam a22002411 4500 sa 68001453 DLC 20260227112433.0 710903s1967 ii 00010 eng sa 68001453 //r852 PL480:I-E-8971 a-ii--- HD8039.M61 I45 331.7/62/23462 India. Labour Bureau. Report on survey of labour conditions in manganese mining industry in India, 1962-63. [Simla] Labour Bureau, Ministry of Labour, Employment and Rehabilitation, Govt. of India [1967] iv, 69 p. 24 cm. Rs4.85 $1.75 Miners India Case studies. Manganese mines and mining India. Manganese industry India. 77958 77958