Tuberculosis in the United States. Prepared for the International Congress on Tuberculosis, Washington, September 21 to October 12, 1908. Department of Commerce and Labor.

Prepared by Cressy L. Wilbur for 8th annual report on mortality statistics, for 1907.

Yorck als Erzieher unseres Heeres; Vortrag gehalten in der Militärischen Gesellschaft zu Berlin am 4. November 1908.

Mode of access: Internet.

Southern Tibet; discoveries in former times compared with my own researches in 1906-1908,

Mode of access: Internet.

Report on the Dominion of Canada government expedition to the Arctic islands and Hudson strait on board the D. G. S. 'Arctic' [1908-1909]

Mode of access: Internet.