A listing of combat groups, wings, air divisions, commands, and air forces active during World War II. Lineage is provided for each unit, from the date of origin to about the mid-1950s.It also contains the components of each unit, stations to which assigned, commanders, campaigns, aircraft, decorations, and the officially approved emblems.
Be warned that it is over 500 pages and so a very big file (100Mb) - it will take quite some time to load, even with broadband:
http://www.airforcehistory.hq.af.mil...units_wwii.pdf