Correspondence, memoranda, minutes, reports on publications and projects, grant applications, financial statements, translations of literary works, bylaws, clippings, printed material, and other records relating to the foundation's history and to its fellowship and contribution programs. Includes files relating to the awarding of the Bollingen prizes in poetry, publication of the Bollingen Series by Princeton University Press, and publication in English of The Collected Works of Paul Valéry (1956), The Collected Works of C. G. Jung (1953), and of the ancient Chinese book of divinations and commentaries, I Ching.

Other works and authors represented include Plato's Dialogues edited by Edith Hamilton; the Mugaddimah, a treatise on history by the medieval Muslim Ibn Khaldun; Spanish author Miguel de Unamuno; Mary McCarthy's translation of Rachel Bespaloff's De l'Iliade (1962); Vladimir Nabokov's translation of Pushkin's Eugene Onegin (1964, 1971); and poems by French poet Saint-John Perse, translations of his poetry by Robert Fitzgerald, and W. H. Auden's translation of Saint-John Perse's 1958 Nobel Prize address.

Correspondents include John D. Barrett, Wallace Brockway, Huntington Cairns, Joseph Campbell, Kenneth Clark, Mircea Eliade, T. S. Eliot, Abraham Flexner, Raymond B. Fosdick, Vaun Gillmor, Gotthard Günther, C. G. Jung, Erich Kahler, Siegfried Kracauer, Joseph W. Krutch, Jacques Maritain, Elinore Marvel, William McGuire, Mary Mellon, Paul Mellon, Vladimir Nabokov, Erich Neumann, Maud Oakes, Dora Panofsky, Erwin Panofsky, Paul Radin, Natacha Rambova, Max Raphael, Sir Herbert Edward Read, Mary Curtis Ritter, Saint-John Perse, Jean Seznec, Allen Tate, Mark Van Doren, Helen Wolff, Kurt Wolff, Stanley Young, and Heinrich Robert Zimmer.