HAJRA CHOUDHURY S K; HAJRA CHOUDHURY A K; NIRJHAR ROY ELEMENTS OF WORKSHOP TECHNOLOGY : VOLUME 1 MANUFACTURING PROCESSES - 11 - MEDIA PROMOTERS AND PUBLISHING PRIVATE LIMITED 2000 - 653 ISBN: 8185099146 Subjects--Topical Terms: MECHANICAL GENERAL Dewey Class. No.: 670.42 CHO / HAJ