Anstalt für experimentelle Biologie (Jena)(12)
Kantonale Heil- und Pflege-Anstalt Friedmatt (1899-1960)(10)
Columbia College (New York, NY)(8)
Etaireia psychophysiologias(8)
University of Wisconsin (Madison, Wis.) / Department of Philosophy and Psychology(8)
Bryn Mawr College / Biological Laboratory (Bryn Mawr, Pa.)(7)
Deutsche Verlags-Anstalt (1881-)(7)
Psychologisches Institut (Bonn)(6)
International Congress of Philosophy (1915, London)(5)
Internationaler Philosophenkongress (8, 1933, Prag)(5)
Philosophie : Abhandlungen zur begründeten Philosophie(5)
Reinicke, Emmanuel Verlagsbuchhandlung (Leipzig)(5)
Duke University. Parapsychology Laboratory (1930-)(4)
F. A. Brockhaus (Leipzig) (1817-1953)(4)
Gifford Lectures (Saint Andrews)(4)