49 Squadron RAF: http://www.49squadron.co.uk/

218 Squadron RAF: https://218squadron.wordpress.com/

Australia @ war: https://www.ozatwar.com/

Australian war memorial: Australian War Memorial

Battle of Britain: http://battleofbritain1940.com/

British and Commonwealth Air Unit Register van Frank Haslam. Hier kan men adressen vinden van squadrons, RAF Stations, Training and Maintenance Units, Wings, Groups en Commands: http://www.associations.rafinfo.org.uk

Commonwealth War Graves Commission: https://www.cwgc.org/

Czechoslovak Airmen in the Royal Air Force 1940-1945: https://cz-raf.webnode.cz/

Dambusters Blog: https://dambustersblog.com/

International Bomber Command Centre: https://internationalbcc.co.uk/

International Bomber Command Centre Losses Database: https://losses.internationalbcc.co.uk/

Lancaster bombers net (also includes other bombers): https://www.lancasterbombers.net/

Legion Magazine (Canadees tijdschrift): Legion Magazine

Polish Squadrons Remembered: http://www.polishsquadronsremembered.com/

Polish WWII Aces: http://members.tripod.com/~marcin_w/index-paces.html

RAF Commands: http://www.rafcommands.com/

WWII, a British Focus: http://warlinks.com/