by Columbia University. Dept. of Optometry

1926

by British Columbia. Superintendent of Education

1911

by British Columbia. Superintendent of Education

1897

by Columbia University. School of Dental and Oral Surgery

1927

by British Columbia

1894

by Columbia University. Libraries

1910

by Columbia University

1887

by Columbia University. School of Social Work

1919

by Columbia University. Extension Teaching

1930

by Columbia University

1911

by Columbia University

1926

by Columbia University. Division of Biology

1903