The fonds consist of textual records related to the workshops and conferences that Hagler attended and publications he was involved in. The fonds also includes photographs that may have been taken at those conferences or included in published texts. The fonds is arranged into three series: Workshops and Conferences, Publications, and Photographs.

Fonds consists of correspondence, blueprints, minutes from Faculty, School Council and various committee meetings, handwritten notes, reports, draft proposals, public service announcements, flyers, course syllabi, curriculum revisions, class schedules, student lists, various publications of the School and its students, news clippings, display materials, photographs, slides, audio cassettes, a videocassette, a book and a medal. Fonds is arranged in 15 series: General History of SLAIS, Administrative, Faculty, Accreditation, School Committees, Courses, Students, Professional Associations, CLA Discovery '87, School Publications, Anniversaries, External Publications and Clippings, Audio Tapes, Photographs and Slides.