The Acta Sanctorum are one of the most important sources for the exploration of society and culture in the Early Christian and medieval Europe. Our knowledge of this epoch is almost exclusively based on the Hagiographic literature, in particular on this monumental collection of texts published over a period of 300 years by the Societé des Bollandistes. The Acta Sanctorum Database contains the complete text of the 68 volumes printed. -- Die Acta Sanctorum sind eine der wichtigsten Quellen für die Erforschung von Gesellschaft und Kultur im frühchristlichen und mittelalterlichen Europa. Unser Wissen über diese Epoche stützt sich nahezu ausschließlich auf die hagiographische Literatur, insbesondere auf diese monumentale Textsammlung, die über einen Zeitraum von 300 Jahren von der Société des Bollandistes veröffentlicht wurde. Die Acta Sanctorum Datenbank enthält den gesamten Text der 68 gedruckten Bände.

The Afghan Serials Collection is an essential collection of partisan serials from the Wahdat Library, the most comprehensive private collection of rare newspapers and journals from Afghanistan. This collection is a major contribution to the preservation of the history of the region and is comprised of the careful selection of more than 2,500 individual issues of 46 newspapers and journals published in Persian, Pushto, Arabic, Urdu, and English. The collection covers the use of the press by many groups that sought to shape Afghanistan’s social and intellectual landscape including the Communist People’s Democratic Party (PDPA); exiled loyalists to the deposed Afghan monarchy; independent humanitarians and intellectuals seeking to better their country; anti-Soviet mujaheddin groups from a range of political movements; the Taliban; and minority political parties that have emerged following the post-2001 transition towards democracy.

Book Sales Catalogues Online offers a comprehensive bibliography of book sales catalogues printed in the Dutch Republic before 1801, providing full access to some 4,000 digital facsimiles from ca. 50 libraries across Europe. These catalogues are a key primary source for research on the history of the book and libraries, the history of ideas, the history of collecting, the history of literature, and the history of art. The catalogues contain information on books from all over Europe in various languages, such as Dutch, French, and Latin.

Dutch Pamphlets Online comprises both the complete Knuttel collection from the National Library of the Netherlands and the Van Alphen collection from Groningen University Library. The famous Knuttel collection contains some 34,000 pamphlets, to which the Van Alphen collection adds another 2,800. There is no overlap between the two. Combined, these collections form an exhaustive treasure trove of primary texts on the history of the Low Countries between 1486 and 1853.

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.

This resource bundles 5 primary sources collections digitized by Brill. Each collection was compiled by a renowned expert and reflects a thematic focus relevant for the research on the age of the Reformation and confessionalization.

The Roosevelt Institute for American Studies (RIAS) mission is to foster the study of American history in Europe, to facilitate research on the history of American politics, culture, and society, and to explore the historical development and trajectories of Dutch-American and, generally, transatlantic relations. The RIAS collections focus on a variety of issues such as civil rights, national security, intelligence, propaganda, radicalism, religion, and diplomacy. Collected over more than thirty years, these documents include presidential papers, personal correspondence and oral histories, departmental files, NGO records, diaries, memoires, historical periodicals, and journals.