TY  - BOOK
AU  - Great Britain, AIR (ministory of -- -).
ED  - Great Britain, AIR (ministory of -- -).
TI  - Manual of air navigation
T2  - (Its Air publication, 1234)
U1  - MY284, G6.1 close sec 
PY  - 1936///
KW  - INDUSTRIAL ARTS
ER  -