Erpi, Twyman (sale)

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Filmography in the catalog

Credited on 1 film (1939) — matched by name in the Creator or Credits field.

Year ▲	Title	Creator	Length	Format	Color	Sound
1939	The Development of transportation	American Museum of Natural History; Brigham Young; University of California; [Geo - unresolved, possibly Georgia]; [IH - unresolved abbreviation]; University of Iowa; University of Kansas; University of New Hampshire; University of South Carolina; Syracuse; University of Wisconsin; YMCA (rental); Erpi, Twyman (sale)	10 min	16mm		Sound