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education. These. will be organized and conducted by the teacher-
training institutions designated in 3.12 of this Section, by the State
Board for Vocational Education through the State Department of
Education in cooperation with the home economics section, and by
county boards of public instruction through the local director of
vocational education. They will deal with critical problems in the
program of vocational homemaking and will be planned to provide valid
and reliable data to assist in problem solution.

Professional and technical material will be prepared and distributed
upon request to employed teachers by the Educational Materials
Laboratory, Division of Vocational and Adult Education.