Alpha Delta Kappa is an honorary teacher's sorority. The collection consists of correspondence, chapter meeting reports, rosters, convention programs and other miscellaneous papers, and scrapbooks that include photographs of members, newspaper clippings, programs, and other memorabilia.

Maggie Herrington's journal of her experiences during the year 1867 as part of a school assignment and two pieces of correspondence between the Watkins Community Museum of Lawrence, Kansas, and Lida Mattman, Maggie Herrington's granddaughter, dated 1979.