Check the listing for details. USAF Air Force Sheppard Technical Training Center SUBDUED FLIGHT USGI ORIGINAL. Condition: New. Listed at 6.99 USD. USAF Air Force Sheppard Technical Training Center SUBDUED FLIGHT USGI ORIGINAL VTG. Condition is New from vintage stock ! FREE SHIPPING! Shipped with USPS First Class mail. FREE SHIPPING IS FOR U.S. ONLY! Sheppard Air Force Base (IATA: SPS, ICAO: KSPS, FAA LID: SPS) is a United States Air Force (USAF) base located five miles (8.0 km) north of the central business district of Wichita Falls, in Wichita County, Texas, United States. It is the largest training base and most diversified in Air Education and Training Command. The base is named in honor of Texas Senator John Morris Sheppard, a supporter of military preparations before World War II. My father was a Colonel in the USAF and collected patches from every Air Force, Army, Navy and Marine unit he visited all over the Country and World to give to me as souvenirs. At least that is how it started, now I'm selling the collection AND buying and re-selling, seems this hobby is quite addictive! Condition is Used. Shipped with USPS First Class Package. Shipping is free! Please view all pictures closely as they are to be considered part of the description. Thank you for looking. Please check out all my auctions and buy it now listings as they are part of my collection which I am currently liquidating. Lots more to come!