00673cam a22002051 4500 sa 68014524 DLC 20260227112632.0 070625s1965 ii 000 0 eng sa 68014524 unpriced DLC DLC DLC a-ii--- TS103 .A54 National Industrial Development Corporation. Report of the Working Group on Intermediate and Secondary Engineering Products for fourth plan. New Delhi, National Industrial Development Corp, Technological Consultancy Bureau [1965] 153 p. 21 cm. Iron industry and trade India. 85864 85864