TY  - BOOK
ED  -  H.S. Stuttman Westport.
TI  - How it works :. 	: the illustrated science and invention encyclopedia
U1  - 031 
PY  - 1983///
CY  - Westport, Conn. : 
PB  - H.S. Stuttman
KW  -  encyclopedia 	
KW  -  Dictionaries Science
N1  - 	"Previously published in parts in the United Kingdom under the title: How it works."
Includes Historic inventions : vs. 20-21; The modern world: vs. 22-23.
"Reference edition distributed by Marshall Cavendish Corporation, New York and London."
Includes indexes
ER  -