TY  - BOOK
AU  - Farndon,John
TI  - How things work
T2  - Grolier science library
SN  - 1842362887
U1  - 600 
PY  - 2004///
CY  - Great Bardfield
PB  - Miles Kelly
KW  - Technology
KW  - Juvenile literature
N1  - Includes index; Machine power; Construction; Bridging the gap; On the rails; On the road; On the water; In the air; Space walk; Electronic brains; Instant contact; Super vision; Lasers and x-rays; Sound and vision; Mass media
ER  -