Pamphlets

Alexander Street Press, a subsidiary of ProQuest based in Alexandria, VA, publishes large-scale digital collections in the humanities and social sciences. The company also provides media hosting and integration services to public, school, and academic libraries worldwide.

Reveal Digital is a limited liability company based in Ann Arbor, MI, created to develop a set of open access, web-based collections of digitized newspapers and related materials in partnership with U.S. academic libraries. Support for the enterprise is being sought in the form of direct investment by academic libraries to cover the costs of digitizing the newspapers, and the hosting and ongoing maintenance of the digital collections created. 

Brill is an independent publishing company, founded in 1683.  Based in Leiden, with offices in Leiden and Boston, Brill publishes journals, new books, and reference works in the humanities, social sciences, international law and (to a lesser extent) science.  In addition, Brill is a provider of primary source materials online and on microform for researchers in the humanities and social sciences.

Bloomsbury Publishing is an independent publishing house established in 1986 and based in London. It has offices in London, New York, Sydney and New Delhi.

In 2015 its divisions included Bloomsbury Academic and Professional, Bloomsbury Information, Bloomsbury Adult Publishing and Bloomsbury Children's Publishing. Bloomsbury USA is a  U.S.-based sunbsidiary.

Microform Imaging Limited has two distinct trading divisions. Microform Scanning & Microfilming which provides bureau services, and Microform Academic Publishers which maintains the company’s original pedigree focusing on preservation and dissemination of the information and knowledge stored in libraries, archives and record offices from all corners of the United Kingdom. Additionally their British Online Archives (BOA) is used for their digitized primary source collections under the parent company of Microform Academic Publishers.

Adam Matthew publishes unique and rare primary source collections digitized from archives in a number of countries