TY  - BOOK
AU  - Great Britain. Ministry of Information.
ED  -  Great Britain. Air Ministry.
ED  - Great Britain. War Office.
TI  - Roof over Britain: the official story of Britain's anti-aircraft defences 1939-1942 
PY  - 1943///
CY  - London
PB  - His Majesty's Stationery Office
KW  - Air force
KW  - History
KW  - Anti aircraft
KW  - Forces
ER  -