Type or paste a DOI name into the text box. This article relies too much on references to primary sources. From its founding as a producer of microfilm products and then as an electronic publisher, the company has grown through acquisitions. Dissertations abstracts international dai content, including dissertations and theses, ebooks, newspapers, periodicals, historical collections, governmental and cultural archives and other aggregated databases is estimated at over 125 billion digital pages.
Content is accessed most commonly through library Internet gateways. The current chief executive officer is Matti Shem Tov. Bowker provides bibliographic information management solutions to publishers, libraries and booksellers, and is the ISBN Agency for the United States. Dialog is an online information service with more than 1. 4 billion unique records curated for corporate, business and government researchers, with a focus on pharmaceutical, engineering and patent research. University of Michigan, founded the company as University Microfilms in 1938, preserving works from the British Museum on microfilm.
Power also noticed a niche market in dissertations publishing. Students were often forced to publish their own works in order to finish their doctoral degree. Dissertations could be published more cheaply as microfilm than as books. The idea of universal adoption of microfilm publication of doctoral dissertations was furthered considerably by two articles researched and written by a then recent recipient of the doctorate in History at Stanford University. Vaughn Davis Bornet seized on the idea and published “Doctoral Dissertations and the Stream of Scholarship” and “Microfilm Publication of Doctoral Dissertations”.
As the dissertations market grew, the company expanded into filming newspapers and periodicals. University Microfilms to Xerox University Microfilms, to University Microfilms International, then shortened to UMI. In the 1980s, UMI began producing CD-ROMs that stored databases of periodicals abstracts and indexes. At a time when modem connections were slow and expensive, it was more efficient to mail database CD-ROMs regularly to subscribing libraries, who installed the discs on dedicated PCs. In 1998, the company announced the “Digital Vault Initiative”, purported to include 5. 5 billion images digitized from UMI microfilm, including some of the best existing copies of major newspapers dating back 100 to 150 years, and Early English books dating back to the 15th century. Also in 1999, the company acquired Chadwyck-Healey, a one-time microfilm publishing company that was one of the first to produce full-text CD-ROM databases.
Cambridge, England and became the basis for a substantial overseas expansion. Cumulatively, pre-tax profits were overstated by 129. In 2001 Proquest acquired Norman Ross Publishing, a small New York based microfilm publisher. Also in 2004, the company acquired Copley Publishing Group. CIS produced one of the world’s most exhaustive online collections of legislative content and highly respected statistical works, while UPA included deep historical content sets. EBL into a single e-book platform. Edition of One: The Autobiography of Eugene B.