Also referred to as Howard Demarest. "Frank Demarest devotes his leisure from movie making to the pursuit of a career as advertising consultant. He maintains a completely equipped theatre, right in the basement of his home where he is always ready to put on a show" ("Program Notes").
Demarest, Howard. "Making a Film About Water." Movie Makers, July 1938, 352, 364.
"Program Notes," The Amateur Cinema - Successor to the Snapshot (1937), Margaret Herrick library.