TY  - BOOK
AU  - Edwards,Chester W.
TI  - Overly drafting systems / 
SN  - 007019047x.
U1  - 604.2 EDW 
PY  - 1984///
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Overlay drafting systems
KW  - Structural drawing
KW  - Archtectural  drawing
N1  -  Includes index
ER  -