The Capitol: A Pictorial History of the Capitol and of the Congress, 8th edition

The Capitol: A Pictorial History of the Capitol and of the Congress, 8th edition, Box: 17, Folder: 13. Papers of Mildred Harkness, RH MS 621. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/501368 Accessed December 26, 2025.