Items in this sub-series consist of materials related to the Dupont Awards dinner including photographs, ivitations, and RSVP's.

Riegel's collection of domestic propaganda during the second World War highlighted appeals to the working class by the Germans to stand against "big business" interests, and the pro-peace movement primarily through a series of drawings by Pola Clair.

This subseries consists of materials related to every participant in Riegel's study of Belgium's cultural exchange program. Each person's listing has some responses to questions and occasionally some correspondence.

Items in this subseries consist of letters between Riegel and over 550 correspondents related to Washington and Lee's Journalism program. Letters range in theme from inquiries about the program, job openings for journalism graudates, the Associated Press, the British Library, the American Association of Schools with Departments in Journalism, and others.

Items in this series pertain to Riegel's personal correspondence between himself and colleagues, friends, and family. Some material is related to or mentions his work, but the majority of the material is about his or other people's personal lives, opinions, and thoughts around world events.