Materials pertaining to Pierre Leroy, SJ, particularly relating to his book: "Un chemin non trace: Jesuite au XX siecle" (1992). Includes letters from Abbe Breuil, photographs of Leroy, and an early copy of "La messe sur le monde" by Teilhard de Chardin.

The Raphael - Teilhard de Chardin Collection consists of thirty-seven letters, a manuscript drawing, two typed manuscripts, and a number of offprints on evolution and anthropology, all from the collection of Mrs. Francoise Raphael, an old friend of Teilhard from his early days in China. There is also a folder of black-and-white photographs.