2. Agents to make special inquiries as to practice and teaching of school hygiene.

3. Agents to inspect and to instruct county superintendents, county physicians, teachers, normal schools, etc.

4. A bureau of experts—architect, sanitarian, teacher—whose approval must be obtained before any school building can be erected. (A plan which brought excellent results when applied by state boards to charitable institutions, hospitals for the insane, etc.)

5. Standard making by normal schools, state universities, hospitals, or other educational and correctional institutes under direct state management.

III. County Machinery

1. Clearing house for facts regarding school hygiene taught and practiced in all schools within county limits; this to be maintained by the county superintendent of schools.

2. Physician and nurse to organize inspection and instruction for rural schools, to give lessons and make demonstrations at county institutes, to show teachers how to interest physicians, dentists, health officers, and parents in the physical welfare of school children.

IV. Town and Township Machinery

1. Teachers intelligent as to physical needs, as to sanitation of buildings, etc.

2. An examining physician, to be salaried where the population justifies; elsewhere to work as a volunteer in coöperation with teacher and with county physician.