by University of California. Bureau of Research in Education

1921

by University of California, Berkeley. School of Education. Bureau of Research in Education

1922

by Columbia University. Summer Session

1926

by Columbia University

1928

by University of Illinois (Urbana-Champaign campus). Bureau of Educational Research

1920

by University of California (1868-1952)

1929

by California. University. Regents

1920

by University of California (1868-1952)

1929

by University of California, Berkeley

1928

by University of California (System)

1969

by University of California, Berkeley. School of Librarianship

1924

by University of California, Berkeley

1920