United States in World War I
His 1963 Academy Award-nominated documentary "The Yanks are Coming" told the story of the military history of the United States in World War I, integrating music of the time with historical footage. His 1965 documentary "Let My People Go: The Story of Israel" provided a history of the creation of the State of Israel in the wake of The Holocaust, earning an Academy Award nomination in 1965. "Let My People Go" was described by critic Donald Kirkley of "The Baltimore Sun" as being "one of those rare programs which remind us of the heights to which television can soar when it is at its best.".