Kapan grup Koes Bersaudara dibentuk?
Koes Plus
Koes Plus Volume 13 (Remaco. RLL-303)
Koes Plus Volume 14 (Remaco. RLL-631)
Koes Plus Selalu Dihatiku (Remaco. RLL-468)
Koes Plus Pop Anak-Anak Volume 2 (Remaco. RLL-448)
Koes Plus Pop Melayu Volume 3 (Remaco. RLL-390)
Koes Plus Pop Jawa Volume 3
Koes Plus Pop Melayu Volume 2 (Instrumental)