BU means brilliant uncirculated which means it is an above average uncirculated coin.  Uncirculated means that it has not been put in cash registers or bank rolls with other â¦circulated coins.
Patrick Air Force Base. Patrick Air Force Base (IATA: COF, ICAO: KCOF, FAA LID: COF) is a United States Air Force installation located between Satellite Beach and Cocoa Beach, in Brevard County, Florida, in the United States. It was named in honor of Major General Mason Patrick, USAAC.
The 920 RQW is home stationed at Patrick Air Force Base, Florida, with additional Geographically Separated Units (GSUs) consisting of the 943d Rescue Group at Davis-Monthan Air Force Base, Arizona; the 304th Rescue Squadron at Portland Air National Guard Base, Oregon; and the 920th Aerospace Medicine Flight at Joint Base Langley-Eustis, Virginia.