TY - BOOK AU - Gill,P.S TI - Engineering drawing SN - 9788185749624 U1 - 604.24 PY - 2009/// CY - N.Delhi PB - S.K. Kataria & SONS KW - MECHANICAL ENGINEERING KW - DRAWING INSTRUMENTS, CONVENTIONAL LINES, DRAWING SHEETS -THEIR LAYOUT AND PLANNING, TECHNICAL LETTERING,SCALES, LOCI AND MECHANISMS ER -