William Nicholas Hailmann (1836-1920) was a leading exponent of the doctrine of Froebel in early childhood education. He was the directior of the German-American Academies (1865-73) and Milwaukee (1873-78) and the German-American Seminary in Detroit (1878-83), served as superintendent of schools in Dayton, Ohio (1898-1903), was the head of the department of psychology at the Chicago Normal School (1904-08), and professor of history and education at the Cleveland Normal Training School (1909-14). He relocated to California to teach at Broadoaks Kindergarten Normal School (1914-20), and later served as the first chairman of the kindergarten section of the National Educational Association. He also organized the Kindergarten-Primary Council of the West. Hailmann's books include (1867) and (1872). He also translated, with a commentary, (1887), and edited (1870-73) and (1876-83). The collection consists of manuscripts, correspondence, notebooks, workbooks, pamphlets, books, other printed materials, memorabilia, photographs, and educational materials and projects by and about William Nicholas Hailmann and/or related to Froebel-method schools, or kindergartens. Outlines of a system of objective teaching Kindergarten culture in the family and kindergarten Froebel's education of man Erziehungsblätter Kindergarten messenger and new education