Research materials collected by Professor Vaughn in the course of writing several books on Ronald Reagan, primarily "Ronald Reagan in Hollywood: Movies and Politics." Included in the collection are files (1935-1968) obtained from the F.B.I. and other U.S. government agencies under the Freedom of Information Act which includes documentation on F.B.I. reaction to various Warner Brothers features and the studio's attempts to cooperate with the F.B.I. by making short war-related pictures. Transcripts from the Jeffers vs. Screen Extras Guild (1951-1955) and Screen Actors Guild minutes (1938-1953) are also included in the collection.