found: Zimmer, D. Crosby, Stills & Nash, three-way harmony, c1984:CIP introd. (Stephen Stills)
found: Int. ww in mus., v. 2, pop. mus., 1st ed.(Stills, Stephen; b. Jan. 3, 1945, Dallas, Tex.; vocalist, guitar)
found: Bloomfield, M. Super session [SR] p2003:label (Steve Stills)
found: Wikipedia via WWW, 25 July 2017:(Manassas was an American rock band formed by Stephen Stills in 1971. Predominantly a vehicle for Stills' artistic vision, the band released two albums during its active tenure, 1972's Manassas and 1973's Down the Road. The band dissolved in October 1973.)