TY  - BOOK
AU  - Marks, L. S.(ed.)
TI  - Mechanical engineers handbook
U1  - 660.25 
PY  - 1947///
CY  - New York
PB  - Mc Graw Hill Book Company
KW  - Engineering
KW  - Chemical technology -- Industrial chemistry
N1  - Reference - Directory (R and D projects)
ER  -