TY  - BOOK
AU  - Hoelscher, Randolph P.
AU  - Debrovolny, J.S.(jt.auth.)
AU  - Springer, C.H.(jt.auth.)
TI  - Graphics for engineer
U1  - 604.2 
PY  - 1968///
CY  - New York
PB  - John Wiley and Sons
KW  - Mechanical drawing
N1  - PB
ER  -