TY  - BOOK
AU  - Hoelscher, Randolph P.
AU  - Springer, Clifford H.
TI  - Engineering drawing and geometry
U1  - 744 
PY  - 1961///
CY  - New York
PB  - John Wiley & Sons, Inc.
KW  - Drawing and geometry -- Engineering 2.Engineering -- Drawing and geometry
ER  -