by University of California. Bureau of Research in Education

1921

by Ohio State University. Bureau of Educational Research and Service

1927

by University of Colorado

1929

by Columbia University. Summer Session

1926

by University of New Mexico

1929

by American Association of University Women

1924

by Harvard University

1926

by Harvard University

1926

by University of California, Berkeley

1927

by University of California, Berkeley

1927

by California. University. Regents

1920

by Columbia University

1928