00388nam a2200109Ia 4500082002200000100011500022245006500137250000800202260004000210300002300250500000500273  a658.9201bIn39.HI  aIndia. Public Relations and Publications, Directorate of-. and Technical Development, Directorate General of-.  aHandbook of indigneous manufacturers of engineering storesb  a8th  aDelhibManager of Publicationc1969  axxiii, 187p. Index  a