Andrew Carnegie and Charles Doolittle Walcott: The Origin and Early Years of the Carnegie Institution of WashingtonAmerican Geophysical Union1–19
Yochelson, Ellis L. 1994. "Andrew Carnegie and Charles Doolittle Walcott: The Origin and Early Years of the Carnegie Institution of Washington." In The Earth, the Heavens and the Carnegie Institution of Washington. Good, G. A., editor. 1–19. Washington, D. C.: American Geophysical Union.