TY  - BOOK
AU  - Curwen M. D.
TI  - Chemistory in commerce : a comprehensive practical and authoirtative  guide, showing how chemical principles are applied in actual practice.vol. 1. Ed. by M.D. Curwen
U1  - X8(E), C93 
PY  - 1893///
CY  - London
PB  - George Newnes UK      
KW  - ECONOMICS
ER  -