Sanitary school rooms : the law, specifications, suggestions to school officers Standard and sanitary schools : one-room and village schools Circular (Illinois. Office of the Superintendent of Public Instruction) Blair, Francis G. (Francis Grant), 1864-1942 author. Hoffman, U. J. (Urias John), 1855- author. School Health Services Sanitation -- standards Schools -- organization & administration Springfield, Ill. : Schnepp & Barnes, Printers, 1923 Text Illustrations 69 pages nlm:nlmuid-100304091-bk 100304091 http://resource.nlm.nih.gov/100304091 OCLC: 14780481 English Illinois The National Library of Medicine believes this item to be in the public domain. https://creativecommons.org/publicdomain/mark/1.0