Box 1

1 Autographed Letter Signed (in French) from Pierre Teilhard de Chardin to Adrienne Croissant about potentially meeting one Sunday afternoon. Undated.

1 Autographed Letter Signed (in French) dated from September 22, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant. There is a discussion following Teilhard's visit to Versailles to speak about a novel, Scientific Humanities (nouvel Humanisme scientifique). He mentions meeting an old Geologie professor, Falot. There is discussion of the nature of experience versus essence, and the vastness of the universe.

1 Autographed Letter Signed (in French) dated September 29, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant. There is discussion of a manuscript titled The Human Phenomenon (Le Phenomen Humain). Theilhard stresses the necessity to reasses Christianity towards a humanistic and anthropological approach. There is discussion of the nature of the Astarte cult illustrating relations between spirit and profession.

1 Autographed Letter Signed (in French) dated October 11, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant discussing his recent trip to the Vatican. There is abundant description of the art of Rome.

1 Autographed Letter Signed (in French) dated October 26, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant discussing his necessity to leave Rome in order to revise work for his masters. There is reference of compassion for the absence of Tanguy Croissant. Theilhard de Chardin touches on discussion of the human condition.

1 Autographed letter signed (in French) dated November 15, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant. The letter is a short note discussing his effective geological work. He ends the note concluding he requires further decisions before moving forward.

1 Autographed Letter Signed (in French) dated December 22, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant. This short note expresses that Teilhard must meet with a certain professor from Cambridge. After doing so, he will be en route to the Palais de Chaillot to meet a friend, Rivet. He offers Christmas wishes and condolences for Croissant's son, Tanguy.

1 Autographed Letter Signed (in French) dated December 29, 1948 from Pierre Teilhard de Chardin to Adrienne Croissant. This short note expresses New Year's wishes and condolences for the loss of her son, Tanguy. He will have free time to meet the following week and implores her to finish her book.

1 Autographed Letter signed (in French) dated January 15, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant, expressing condolences for the loss of her son. He states that he read her letter discussing how to describe Richelieu.

1 Autographed Letter Signed (in French) dated June 22, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant, thanking Croissant for her letter . Theilhard de Chardin is trying to recover from a sickness before hosting people. He reminds Croissant that her books have been at the Post office since Easter.

1 Autographed Letter Signed (in French) dated September 13, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant discussing his upcoming return to Paris and the necessity to write down all that he has been absorbing claiming that the gravitational pull of God is both profound and universal.

1 Autographed Letter Signed (in French) dated September 23, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant discussing his work le Phenomene Humain. He comments on an article on St. Germain being allusionary to Galilee. He mentions his friend P. d'Ouince referencing a the conflict between the old belief/faith in the ascension and the new faith.

1 Autographed Letter Signed (in French) dated October 23, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant. This letter comes after two weeks of conferences for Theilhard de Chardin for UNESCO and another at the Sorbonne. He also discusses the nature of atheism and its relationship to the growing materialist spirit and the outdated view of spirituality. This phenomenon has given rise to a view of God that separates him from creation, uninvolved, a deist view of God.

1 Autographed Letter Signed (in French) dated November 23, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant. The letter follows Croissant's reading of the Phenomene Humain and her critiques thereafter. He had just spent a week with some industrious Catholics at Royaumount. He discusses the essence of "l'humain, l'ultra-humain, et le Christique," all various degrees of proximity to the Father.

1 Autographed Letter Signed (in French) dated December 9, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant expressing sympathy and concern for Croissant's loss of her son. He stresses the importance of confidence in mourning and in all aspects of life as the condition needed for the continuation of humanity.

1 Autographed Letter Signed (in French) dated December 29, 1949 from Pierre Teilhard de Chardin to Adrienne Croissant discussing the difficulty of being in the world but not necessarily being of this world. He mentions his continued prayers for Tanguy Croissant.

1 Autographed Letter Signed (in French) dated January 26, 1947 from Pierre Teilhard de Chardin to Adrienne Croissant is a friendly, short note. He discusses an outing the previous Sunday and says the School of St Jacques (a Dominican School) is doing well.