42ndDivision | 91stChemical Mortar Bn. | 6thRanger Bn. |
Blue Airborne | Black Airborne | Red Airborne | Mountain |
473rdInfantry Regiment | Camp Shows | 509thParachute Infantry Regiment |
679thTank Destroyer Bn. |
There are a series of arcs with various letters that were approved during the Second World War or just afterwards for various Army Air Force components.
I Troop Carrier Command | Air Technical Service Command | Proving Ground Command | Training Command |