I would like to keep it small to start...no more then three members. I am torn between a format that has harp, guitar, and drums or a format that has harp, guitar, and another guitar (with mandolin and banjo too).
you might consider harp, guitar, and bass, as well. ref the early hot tuna lineup.
-- Optimism and pessimism don't exist for me. I'm a blues man. I am a prisoner of hope. I'm going to die full of hope. - Cornel West