G. R. Cooper

Sound (Feature Film)

Call of the West (1930)

Sound mixing eng

A Royal Romance (1930)

Sound mixing eng

Hell's Island (1930)

Recording Engineer

Tol'able David (1930)

Sound Engineer

For the Love o' Lil (1930)

Recording Engineer

Shadow Ranch (1930)

Sound Recording

The Melody Man (1930)

Sound mix eng

Acquitted (1929)

Sound mixing eng