TY  - BOOK
AU  - Brown,Kenneth E.
AU  - Obourn,Ellsworth S.
TI  - Qualifications and teaching loads of mathematics and science teachers in Maryland, New Jersey, and Virginia
AV  - L111 .A72 no. 575
PY  - 1959///]
CY  - [Washington]
PB  - U.S. Dept. of Health, Education, and Welfare, Office of Education
KW  - Teachers
KW  - Training of
KW  - United States
KW  - Science
KW  - Study and teaching
KW  - Mathematics
N1  - Information obtained in cooperation with the National Science Foundation; With: State legislation on school attendance and related matters, school census, and child labor / Nelda Rose Umbeck. [Washington] : U.S. Dept. of Health, Education, and Welfare, Office of Education, [1959]. Bound together subsequent to publication
ER  -