The Isaac Lewis Peet Collection consists of his personal and educational materials. The Collection contains approximately 850 items dating from the 1830’s to 1899. The majority of the papers date from 1830’s and 1890’s. The bulk of the collection consists of educational essays. In the collection, including his address delivered at the Yale College in 1845, correspondence from Cyrus W. Field and Rev. Thomas Gallaudet. There is a diary from Isaac L. Peet’s travel through Europe in 1851. During his education in a private school in New York, he wrote many essays, mostly dated from the 1830’s. In this collection, you can find an article about Isaac L. Peet and the New York Institution for the Deaf from the magazine The Christian Herald and Signs of Our Times from 1890. Also, included in Isaac L. Peet’s manuscript, is a history of the New York Institution for the Deaf from 1816 to 1893.

Isaac L. Peet wrote two handwritten sermons, given as instruction in religion. Finally, the Peet collection includes a signed autograph book by his classmates from his Class of 1845 at Yale College.