Otto Luening and Vladimir Ussachevsky: ???

Otto Luening and Vladimir Ussachevsky: ???
Vertical Tangent a film poem by eric gamalinda; with early electronic music (1952,1953) by Otto Luening and Vladimir Ussachevsky.

I don't know what to say about this other than it's from the early 50's. I can't find the exact track as I'm not sure of the name. You could check out Ohm: The Early Gurus of Electronic Music Special Edition 3CD + DVD. This track might not be on it but both musicians are featured so...