TY  - BOOK
AU  - Kepler,Frank Roy
AU  - Betten Court,William
TI  - Mechanical drafting handbook: standards conventions and procedures
U1  - 744.42 
PY  - 1949///
CY  - Wisconsin
PB  - Bruce Publishing
KW  - Mechanical drawing
KW  - Handbooks, manuals, etc
KW  - Drawing instruments
KW  - Technical illustration
N1  - Includes index
ER  -