The Vincent F. Callahan Jr. collection consists primarily of local newpaper clippings, magazine clippings, photographs, and various invitations and awards that Callahan collected over the course of his political career. The content ranges from the late 1960s to the mid-2000s when Callahan retired. The materials in the collection pertain almost entirely to local Northern Virginia news and events that he was directly involved in. Topics range from Callahan's campaigns to get elected and re-elected, tax issues across the state, events in Northern Virginia and across the state, projects he has helped secure funding for, and invitations to political events. While the majority of the material was not created by Callahan, included also are several writings of his that were submitted to papers or were part of his newsletters. These range from the "Callahan and the Capital" newsletter to the "House Call" column run in the McLean Providence Journal, as well as responses he made to his opponents in papers. Over the course of his political career Callahan had opportunities to travel internationally and locally for major events, attending the inaugurations of President Nixon and many other events that shaped local and national history that have appearances in this collection. One box consists of many newspaper clippings sorted into scrapbooks put together by the Callahan family. The remaining boxes are loose clippings and other materials sorted into folders organized by publication. Some parts of the collection, such as The Washington Post and the Washington Times, were not kept due to the ease of access online.