Public Health--Oklahoma; Oklahoma. State Dept. of Health--Periodicals; Duke, J. W.;
Annual report of the Commissioner of Public Health for the fiscal year ending July 1, 1916. Report submitted to Governor Robert L. Williams by Dr. John W. Duke, Commissioner of Public Health, May 1, 1917.
Health education (Elementary); Health education (Middle school).; Physical education and training--Study and teaching (Elementary); Physical education and training--Study and teaching (Middle school); Children--Health and hygiene--Oklahoma.