I. General Articles and Works.

1. The Philosophic Grammar of American Languages as set forth by Wilhelm von Humboldt; with the translation of an unpublished Memoir by him on the American Verb. pp. 51. In Proceedings of the American Philosophical Society, 1885.

2. On Polysynthesis and Incorporation as characteristics of American Languages. pp. 41. In Proceedings of the American Philosophical Society, 1885.

3. Characteristics of American Languages. American Antiquarian, January, 1894.

4. On certain morphologic traits in American Languages. American Antiquarian, October, 1894.

5. On various supposed relations between the American and Asiatic Races. Memoirs of the International Congress of Anthropology, 1893.

6. The Present Status of American Linguistics. Memoirs of the International Congress of Anthropology, 1893.

7. American Languages and why we should Study them. An address delivered before the Pennsylvania Historical Society. pp. 23. In Pennsylvania Magazine of History and Biography, 1885.

8. The Rate of Change in American Languages. In Science, Vol. X., 1887.