The very short-lived Canto are mostly of note for including guitarist Steve Howe in their ranks, shortly before he joined Yes and just after he left the psychedelic group Tomorrow. The somewhat complicated story behind their formation is rooted in the formation of Deep Purple, which started out as a project called Roundabout. Drummer Bobby Clarke played with guitarist Ritchie Blackmore, organist Jon Lord, and bassist Nick Simper for a while in Roundabout, but Clarke left after three months, the remaining musicians forming Deep Purple. Clarke, in the meantime, teamed up with si...