Restoration of Ford's Theatre, Washington D.C. / prepared under the general direction of Conrad L. Wirth, director, National Park Service, and the technical supervision of Randle B. Truett, chief historian, National Capital Region, and William M. Haussmann, chief, National Capital Office, Design and Construction by George J. Olszewski, Ph. D., historian, National Capital Region.

Restoration of Ford's Theatre, Washington D.C. / prepared under the general direction of Conrad L. Wirth, director, National Park Service, and the technical supervision of Randle B. Truett, chief historian, National Capital Region, and William M. Haussmann, chief, National Capital Office, Design and Construction by George J. Olszewski, Ph. D., historian, National Capital Region., Box: 3, item: F204.F6 O47 1963. Claude E. Simmonds Pamphlet Collection, FVW-CES-P. The Frank and Virginia Williams Collection of Lincolniana. https://msstate-archives.libraryhost.com/repositories/11/archival_objects/384237 Accessed November 28, 2024.