Kempfer, Homer. Postgraduate education in high school, 1947-48. - [Washington] Federal Security Agency, Office of Education [1948] - v, 11 p. 23 cm. - United States. Office of Education. Pamphlet. no. 106. . LCCN: e 48000034 Subjects--Topical Terms: High schools--Postgraduate work. LC Class. No.: L111 / .A75 no. 106