Speer Library houses over 550,000 catalogued books, pamphlets, and microforms. The collection is strong in the basic disciplines of theology and the practice of ministry. Special collections include the following: The Louis F. Benson Collection of Hymnology, numbering over 10,000 volumes; The Grosart Library of Puritan and Nonconformist Theology with over 5,000 STC and Wing titles; the Sprague Collection of 20,000 early American theological imprints; and the 5,000-title Agnew Baptist Collection, dealing with the sacramental controversy.