1965 Highway 61 Revisited (Bob Dylan)
1966 Chicago Loop
1968 Grape Jam (Moby Grape, on piano) Living with the Animals (Mother Earth; credited as Makal Blumfeld due to contractual constraints)
1969 Fathers and Sons (Muddy Waters) I Got Dem Ol' Kozmic Blues Again Mama! (Janis Joplin) Weeds (Brewer & Shipley)
1970 Sam Lay In Bluesland (Sam Lay)
1971 Gandharva (Beaver & Krause) Brand New (Woody Herman and His Orchestra)