[Chart, excavation, and illustration slides]

Materials containing personally identifiable information (predominately grant applications), student grades, references, grant reviews, and employee evaluations have been restricted for eighty years from their date of creation. Materials containing health information for Irwin-Williams have been restricted for fifty years from her date of death. Audiovisual materials and computer disks are restricted. Please contact the repository for information on the availability of access copies. Access to the Cynthia Irwin-Williams papers requires an appointment.