Henry Boynton Smith (1815-1877) was a Congregational Presbyterian minister, theologian, and Union Theological Seminary professor and librarian. The collection contains correspondence, clippings and scrapbooks, notebooks from his studies in Germany, notes for his courses as well as student notes, and sermons.
Philip Schaff (1819-1893) was a theologian, church historian, ecumenist, and Union Theological Seminary professor. Schaff was president of the American Bible Revision Committee, which he organized in 1871 at the request of the British Committee on Bible Revision. The collection contains correspondence, including from the American Bible Revision Committee and the British Committee on Bible Revision; notes and lectures; diaries; and scrapbooks and memorabilia, including a photograph album.