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Preservation of the world's largest collection is accomplished through a broad range of activities distributed across the Library. These guides provide information on the topics of conservation, collections emergencies, preventative care, and more.


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We provide basic research and reference assistance related to library preservation and answers to queries requiring resources unique to the Library of Congress. View our FAQs or use our online forms to request assistance,
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Full list of Databases the library subscribes to, including trial access.
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