2-CD set with 39 tracks contains previously unissued material recorded at the Kerosene Club in San Jose, California in 1955. Personnel includes clarinetist Bob Helm on clarinet, Jim Borkenhagen on trumpet, Jim Leigh on trombone, Danny Ruedger on banjo/vocals, Pete Fey on piano, Squire Girsback on string bass, and on tracks 14-19, Rowland Working on clarinet.