TY  - BOOK
AU  - van Amerongen, C. 
TI  - How Things Work: an illustrated encyclopedia of technology 
SN  - 0671210866
U1  - 600 
PY  - 1967///.
CY  - London : 
PB  - Heron Books, 
KW  - Technology
N1  - Translated and adapted from the rev. ed. by C. van Amerongen of Wie funktioniert das?; Index
ER  -