The C. Darwin Stolzenbach papers consists of correspondence and memoranda, bound and unbound reports, original and photocopied news clippings, documents related to civil action suits pertaining to highway legislation, excerpts from law review magazines, press releases, copies of speeches, minutes and agendas of meetings, original and photocopied Congressional and other legislation, photographs, and maps.

This collection consists of oral history interviews conducted by Dr. Zachary Schrag. These oral histories relate to the history of the Washington Metro.