A Sea of Faces was created in 1975.
Sea of Faces was created on 2004-02-24.
It is an idiom. It is referring to the large quantity of faces, not literally a sea of heads.
East Sea (Sea of Japan)
Remember These Faces was created in 1945.
The Faces of the Moon was created in 2001.
Faces of Death was created in 1978.
Till We Have Faces was created in 1956.
Faces Down was created in 2001.
An Encounter with Faces was created in 1978.
The Faces of Janus was created in 2000.
Small Faces was created in 1965.
Faces in Places was created in 2007.