После Gun и перед Baker-Gurvitz Army, братьями Gurvitz была организована группа Three Man Army.

Adrian GURVITZ • guitar (ABC)
PAUL GURVITZ • guitar, vocals (ABC): Gun / Baker-Gurvitz Army
Mike KELLIE • drums (A)
Buddy MILES • drums (A)
Brian PARRISH • guitar (A)
Tony NEWMAN • drums

7"
What's Your Name / Travellin' (Pegasus) 1972
Polecat Woman / Take Me Down From The Mountain (Reprise) 1974

LP
1. (A) A THIRD OF A LIFETIME (Pegasus) 1971
2. (B) THREE MAN ARMY (Reprise, USA) 1973
3. (C) THREE MAN ARMY 2 (Reprise) 1974