For much of his professional rock & roll career, Nils Lofgren has been known as the lead guitarist for Bruce Springsteen's E-Street Band -- the guy who replaced Steven Van Zandt in 1984 and stayed on after Little Steven returned to the fold. Prior to the E-Street Band, Lofgren was a member of Neil Young's backing band Crazy Horse, and these associations have tended to dominate any mention of the guitarist's career, as any support for two legendary singer/songwriters would. But take Springsteen and Young off Lofgren's résumé, and he has an impressive, idiosyncratic cache in his...