There aren't many, if any, medals or awards given for the positions of best second lead guitar players in rock history. If there were, though, Gary Duncan would be right up there for his work in Quicksilver Messenger Service. Quicksilver is most-remembered for John Cippolina's striking, shimmering leads. Yet part of what made them a solid band, rather than just a pretext for guitar solo grandstanding, was Duncan's sympathetic second guitar, which could play (often in the same song) both rhythm and accomplished lead lines on its own, with a more traditional tone than Cippolina'...