Early American Imprints, Series I: Evans, 1639-1800 has been hailed as one of the most important collections ever produced on microform. The collection is based on the renowned American Bibliography by Charles Evans and enhanced by Roger Bristol's Supplement to Evans' American Bibliography. It serves as a foundation set for research involving early American history, literature, philosophy, religion, and more. Early American Imprints, Series I: Evans, 1639-1800 consists of more than 36,000 books, pamphlets, broadsides and other imprints. A common search interface for EAI I and EAI II is offered at: http://infoweb.newsbank.com/?db=EAIX.

The Patrologia Latina Database is an electronic version of the first edition of Jacques-Paul Migne's Patrologia Latina, published between 1844 and 1855, and the four volumes of indexes published between 1862 and 1865. Patrologia Latina comprises the works of the Church Fathers from Tertullian in 200 AD to the death of Pope Innocent III in 1216. The complete Patrologia Latina is included with all prefatory material, original texts, critical apparatus and indexes. Migne's column numbers, essential references for scholars, are included.