 Wliat steps are taken to prevent blindness? (2) How many mentally subnormal children are there in the United States,' including idiots, imbeciles, and children sufficiently self-directing to profit by special classes in school? Where are these children?...  Children's Bureau - 29 페이지저자: United States. Congress. House. Committee on Labor - 1911 - 51 페이지전체보기 - 도서 정보
 | Industrial Commission of Minnesota - 1910 - 706 페이지
...What steps are being taken to prevent it? How many mental subnormal children are there in Minnesota, including idiots, imbeciles, and children sufficiently...special classes in school. Where are these children? How many more are there than those now on the waiting list for Faribault? How can we make provision... | |
 | 1912 - 404 페이지
...steps are taken to prevent blindness? 2. How many mentally subnormal children .ire there in the T'nited States, including idiots, imbeciles, and children...self-support? 3. How many fatherless children are there in the T'nited States? Of these, how many fathers are dead? How many are illegitimate? How many are deserters?... | |
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