Might have to start some Luftwaffe, Regia and Japanese threads as well but I'm far from an expert there...or here! Post your USAAF links here.
345th BG - The Air Apaches One of my all time favourite bomber groups...for obvious reasons. http://web.cortland.edu/van/345thBombGroup.htm
100th BG - The Bloody Hundreth Excellent, excellent site: http://www.100thbg.com/ So full of information. A couple more: A restaurant! http://www.100thbgrestaurant.com/ Museum in the UK: http://www.100bgmus.org.uk/html/intro.html
332nd FG and others http://www.redtail.org/airmen/tusk_squadrons.html Features the Tuskeegee Airmen, 332nd FG, and other FGs and BGs.
This is one I posted the other day on the 489th Bombardment Squadron. http://www.warwingsart.com/12thAirForce/airforcetable.html
Air Force Combat Units of World War II" 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/Publications/fulltext/af_combat_units_wwii.pdf
The 49th Fighter Group USAAF 8th fighter squadron The 49th Fighter Group USAAF 8th fighter squadron. Good story and lucky they ever got there. 49th Fighter Group, formerly known as 49th Pursuit Group Took this photo at Adelaide River Cemetery NT. View attachment 1859