ABGORLIAD W5 ADDITIONAL COPIES OF THIS PUBLICATION MAY BE PROCURED FROM WASHINGTON, D. C. AT 15 CENTS PER COPY LETTER OF TRANSMITTAL DEPARTMENT OF THE INTERIOR, BUREAU OF EDUCATION, Washington, D. C., February 3, 1926. SIR: This bulletin is the first of a cooperative research series sponsored by the National Committee on Research in Secondary Education. This committee represents the important national and regional organizations concerned wholly or in part with secondary education. It includes in its personnel many of the recognized leaders in secondary education in the United States. The Bureau of Education feels that, in lending its facilities to this committee for research, it is insuring itself that reports carried to the public hrough its publications will prove a safe guide for the formulation of standards and policies of secondary education. The SECRETARY OF THE INTERIOR. JNO. J. TIGERT, Commissioner. |