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Archives Hub - search archives from almost 200 institutions from England, Scotland, and Wales

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arXiv e-Print Archive - Cornell University’s offers open access to a wealth of e-prints in math, science, and related subjects

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Catalog of U.S. Government Publications - Catalog of U.S. Government Publications to find descriptive records for historical and current publications, with direct links where available

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Library of Congress - Access to searchable source documents, historical photos, and amazing digital collections

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National Agricultural Library - Find global information for agriculture in the National Agricultural Library

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National Archives - public access to find historic documents, research, government information, and more

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OpenDOAR - Directory of Open Access Repositories - Search through freely academic research information with more directly useful resources

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Smithsonian Institution Research Information System - Search more than 7.4 million records from the Smithsonian’s museums, archives, and libraries

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State Legislative Websites Directory - Look up bills, statutes, legislators, and more

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The British Library - Catalogues, printed materials, digital collections, and even collection blogs

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The CIA World Fact Book - Offering information on major reference information around the world. History, people, government, economy, and more

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