Pennsylvania. Department of Public Instruction / Thomas D. Wood / George K. Strode / W. S. Cornell / Howard L. Hull / Edward Martin / H. B. Burns / William Albin Stecher / Ethel Perrin / Robert Tait McKenzie / W. S. Small / E. M. Sanders / George H. Craze / L. E. Ehinger / Lillian B. DeArmett / Jeanne M. Gray / Katharine Tucker / Charles R. Turner / Edward Cameron Kirk / Karl Schaffle / Samuel McC. Hammill / Sina Stratton / E. F. Van Biskirk / J. L. L. Kuhn | 