TY  - GEN
AU  - Levens, A.S.
TI  - Graphics in engineering and science
PY  - 1954///
CY  - New York
PB  - John Wiley
KW  - GRAPHICS
KW  - ENGINEERING GRAPHICS
N1  - Acc.no. 4782 discarded council memo 328.19 dated 02/07/08
ER  -