TY  - BOOK
AU  - SPENCER, HENRY CECIL ,MITCHELL, ALVA ,GIESECKE, FREDERICK E
TI  - TECHNICAL DRAWING ,WITH COMPUTER GRAPHICS
SN  - 0-02-342690-X
U1  - 604.2 GIE'T 
PY  - 1985///
CY  - NEWYORK
PB  - MACMILLAN
KW  - MECHANICAL DRAWING
ER  -