"1950 Convention - Cleveland, Ohio" Meeting schedule, minutes, reports, correspondence 1950. Accompanying material contains compiled minutes of conventions to end of 1938, correspondence and reports concerning fellowships,, 1938-1940

Includes correspondence, bulletins, membership lists, reports, minutes, financial records, questionnaires, records of conventions, and histories of Sigma Delta Epsilon and its chapters, newsletters, and related records. Also, tape recordings of Grand Chapter meeting, National Council meeting, and 65th Anniversary speeches, 1986.

Charter for the establishment of a chapter at Iowa State College, 1925.

Proclamations for "Women in Science Week," from the Governor of Massachusetts and the Mayor of Boston, June 7-13, 2004.