Duccius[?] - inscriptions, notably a tombstone of Lucius Duccius Rufinus at York[2] (http://museums.ncl.ac.uk/archive/arma/contents/iconog/tombston/cent1/uk/york/duccius.htm)
... newness were the hallmarks of their live performances.
The early records reflected their live repertoire -- lengthy instrumental jams with guitar solos by ...