Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 8

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 6

Congress of Arts and Science: History of language. History of literature. History of art

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 6

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 3

Biology. Anthropology. Psychology. Sociology

Congress of Arts and Science: History of the Congress. Scientific plan of the Congress. Philosophy and mathematics

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 8

Congress of Arts and Science: Economics. Politics. Jurisprudence. Social Science

Congress of Arts and Science: Volume 4

Congress of Arts and Science: Medicine. Technology

History of Politics and Economics: History of Law; History of Religion

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 7

Congress of Arts and Science: History of language. History of literature. History of art

Congress of Arts and Science: Physics. Chemistry. Astronomy. Sciences of the Earth

Congress of Arts and Science: Education. Religion

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 4

Congress of Arts and Science: Volume 8

Congress of Arts and Science: Education. Religion

Congress of Arts and Science: Universal Exposition, St. Louis, 1904, Volume 6