TY  - BOOK
AU  - Hoelscher,Randolph P.
AU  - Springer,Clifford Harry
TI  - Engineering drawing and geometry
U1  - 744.422 
PY  - 1956///
CY  - New York
PB  - John Wiley
KW  - Mechanical drawing
KW  - Geometry, descriptive
N1  - Includes index
ER  -