8th in the East http://www.8theast.org/

96th Bomb Group http://96bg.org/

303rd Bomb Group http://www.303rdbg.com/

368th Fighter Group Association http://www.368thfightergroup.com/

390th Memorial Museum https://390th.org/

398th Bomb Group http://www.398th.org/

Air Force Historical Research Agency https://www.afhra.af.mil/

Air Force History Index http://www.airforcehistoryindex.org/

B-24 Best Web http://www.b24bestweb.com/

Little Friends http://www.littlefriends.co.uk/

Mustangsmustangs http://mustangsmustangs.com/p-51/

USAAF data American Air Forces lives lost http://www.usaafdata.com/