Minute books, 1892-1921, of the Buffalo Kindergarten Union, and scrapbooks, 1930-1959, of the Buffalo Kindergarten Union and its successor, the Buffalo Association for Childhood Education, containing clippings, reports, letters, announcements and programs, memorabilia, photographs and other items concerning the history and activities of the Buffalo Kindergarten Union, Buffalo Association for Childhood Education, the Kindergarten Section of the New York State Teachers' Association and the National Association for Childhood Education. Also includes a printed report of the Buffalo Free Kindergarten Association for 1892-1893.