TY  - BOOK
AU  - Austin, D. C.
TI  - CHEMICAL ENGINEERING DRAWING SYMBOLS
U1  - 604.266020148 
PY  - 1979///
CY  - London
PB  - George Godwin
KW  - Engineering Drawing
KW  - Signs And Symbols
KW  - Chemical Engineering
N1  - References : P. 92
ER  -