HAJRA CHOUDHURY S K; HAJRA CHOUDHURY A K; NIRJHAR ROY ELEMENTS OF WORKSHOP TECHNOLOGY: VOLUME 1 MANUFACTURING PROCESS - 11 - MEDIA PROMOTERS AND PUBLISHING PRIVATE LIMITED 1990 - 653 ISBN: 8185099146 Subjects--Topical Terms: MECHANICAL WORKSHOP TECHNOLOGY Dewey Class. No.: 670.42 N7 / HAJ