Sentence:  Mick Grabham's guitar (which contributes some rhythmical chops not found on the record) sounds as though it is going through a Leslie speaker, and Chris Copping appears to be going for a neo-Garth Hudson Lowrey-silver sound at times. BJ eschews the rapid quaver <WSD>cymballing</WSD> that he favoured in the play-out on the record. " -- [http://www.procolharum.com/tn+sq/ebaf_5r_lamps.htm procolharum.com] 
Meaning of the word marked with <WSD> tags:  Action of the verb "to cymbal"; the playing of cymbals.