Päratrust / Turist / Singer Vinger

Comprised of:

1. Päratrust Group, Began: 22 Feb 1979 in , Ended: 01 Nov 1983 in
2. Turist Group, Began: 01 Nov 1983 in Tallinn , Ended: 06 Aug 1985 in Tallinn
3. Singer Vinger Group, Began: 1986 in