AU  - ARDLEY,NEIL
TI  - AIR AND FLIGHT
T2  - ACTION SCIENCE
SN  - 0863131581
U1  - 629.133/ARD 
PY  - 1984///
CY  - LONDON
PB  - FRANKLIN WATTS LTD.
KW  - PHYSICS
KW  - AIR CHARACTERISTICS
KW  - MEASURING THE AIR
KW  - AMAZING EXPERIMENTS
ER  -