July 3-5, 1970
At the Atlanta Pop Festival, Terry and Bill Hanley did sound for Jimi Hendrix, Sly & The Family Stone, BB King, Johnny Winter, The Allman Brothers, Procol Harum, Ginger Baker's Air Force, Captain Beefheart, Country Joe, Chambers Brothers, Jethro Tull, Richie Havens, Spirit, John Sebastian, Lee Michaels, Grand Funk Railroad, Poco, Mott The Hoople, Terry Reid, Ten Years After, Rare Earth, It's A Beautiful Day, Mountain and Bob Seger.