Scope and Contents From the Collection: The Irma Callahan photographs were received as part of her papers, which were processed separately as Mss 200. These prints document her active involvement in the Democratic Party and to a lesser extent her employment at the United States Internal Revenue Service. They span from the 1920s to the 1970s, with the majority of them dating from the 1950s and 1960s. The photographs were organized into three series: Portraits, Organizations and Gatherings, and Internal Revenue Service (IRS). The...