Question: Do director of film Key Witness (1947 Film) and director of film The Argyle Case (1929 Film) have the same nationality?
Sentence (from "D. Ross Lederman"): David Ross Lederman (December 12, 1894 – August 24, 1972) was an American film director noted for his Western/action/adventure films of the 1930s and 1940s.
Relevant evidence: Yes