Complex sentence: From 1965-66 his regular gig was with the Dick Morrissey Quartet, also worked with the Harry South Big Band, in' 67 with Stan Tracey, Joe Harriott.
Split into simpler sentences: From 1965-66 his regular gig was with the Dick Morrissey Quartet. Seamen also worked with the Harry South Big Band, in 1967 with Stan Tracey and Joe Harriott.