Index of Library of Congress Research Guides Research guides to the Library's collections, as well as subject guides prepared by Library of Congress staff, are listed below. More online guides covering other Library of Congress collections are available via the

Northwestern University Libraries have been a U.S. Federal Depository Library since 1876. Our collection includes materials in paper, microfiche, CD-ROM, DVD formats and online formats. This guide is based on a similar guide by Kelly Smith at UCSD.

Guide to information resources by and about the federal government.

Resources for locating information from the federal government

Northwestern University Libraries have been a U.S. Federal Depository Library since 1876. Our collection includes materials in paper, microfiche, CD-ROM, DVD formats and online formats. This guide is based on a similar guide by Kelly Smith at UCSD.

The National Archives and Records Administration (NARA) is the nation's record keeper. Of all documents and materials created in the course of business conducted by the United States federal government, only 1%-3% are so important for legal or historical reasons that they are kept by us forever. Those valuable records are preserved and are available to you, whether you want to see if they contain clues about your family’s history, need to prove a veteran’s military service, or are researching a historical topic that interests you.

"NCSL actively tracks more than 1,400 issue areas.."

"The State of Arizona Research Library collects preserves and provides access to information for Arizonans about their government their state and their world in a variety of formats."