Correspondence, diaries, speeches, writings, subject files, family papers, scrapbooks, and other papers relating principally to Becker's volunteer activities on behalf of various health and medical causes, especially the crusade against cancer and tuberculosis. Documents her work with the George Ferdinand Becker Memorial Library, Independence, Va.; Ligue du Nord Contre la Tuberculose; Tuberculosis Association of Bengal; and Urgent Relief for France. Subjects include American efforts to render medical aid to French refugees during World War I, the Maryland tercentenary, medical conditions in veterans's hospitals, the Michigan Tuberculosis Association, and the Washington Animal Rescue League. Correspondents include American Public Health Association, Clarence W. Barron, Suzanne Earle Ogden-Jones Emmons Bartlett, George F. Becker, Joseph Colt Bloodgood, William Edgar Borah, W. Norman Brown, Edward T. Devine, William P. Dillingham, John Campbell Forrester, Florence Keen, Thomas E. Rush, and William H. Taft.