The American Missionary — Volume 34, No. 7, July, 1880

Ten years of missionary work among the Indians at Skokomish, Washington Territory, 1874-1884

American Missionary, Vol. XXXIV., No. 5, May 1880

Abstracts of Papers Read at the First International Eugenics Congress University of London, July, 1912

Slavery in Pennsylvania A Dissertation Submitted to the Board of University Studies of the Johns Hopkins University in Conformity with the Requirements for the Degree of Doctor of Philosophy, 1910

The History of University Education in Maryland The Johns Hopkins University (1876-1891). With supplementary notes on university extension and the university of the future