The Certain Sounds were a CCM ensemble group that toured the world and the far east extensively in the 70s, under the direction of John Gustafson.
Discography:
1971: A New Day With The Certain Sounds Light Records LS-5551-LP
1972: The Certain Sounds We Records SLP72
1976: Love One Another Tempo R-7152
External links:
The Certain Sounds at Discogs.com