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Guide to the American Civil Liberties Union Records

Guide to the ACLU Records and related collections located at the Seeley G. Mudd Manuscript Library, Princeton University

American Civil Liberties Union (ACLU) Records

The American Civil Liberties Union (ACLU) is the pre-eminent civil liberties organization in the United States, utilizing litigation, lobbying, and public education to defend and preserve the individual rights and liberties guaranteed by the U.S. Constitution. The Seeley G. Mudd Manuscript Library at Princeton University is the main document repository for records from the ACLU's national office. This guide is here to assist in your searching of the ACLU Records and related collections. This guide also explains how to submit requests to view ACLU materials, either in person in the Mudd Library reading room or remotely.