00853cam a22002291 4500 e 31000394 DLC 20260227111221.0 850924s1930 iauk 000 0 eng c e 31000394 (OCoLC)12596154 Library, U.S. Office of Education KyU DLC LC4032.I8 A5 1930 Iowa. Department of Public Instruction. Census of handicapped children. Department of public instruction ... Agnes Samuelson, superintendent of public instruction. R.C. Williams, director of research. Des Moines, The State of Iowa [1930] 15 p. incl. tables, forms. 23 cm. Research bulletin, no. 4 At head of title: State of Iowa, 1930. Children with disabilities. Williams, Robert C. 21109 21109