GR HRC. Working with Culturally and Academically Retarded Children : an address by Dr. William E. Vickery, ... Second Meeting of the GR Board of Education, Human Relations Conferences Series, Jan. 26, 1960., Box: 3, Folder: 5. Helen Jackson Claytor civil rights collection, Collection 308. Grand Rapids History Center. https://archive.grpl.org/repositories/4/archival_objects/173487 Accessed September 07, 2024.