U.S. Government documents are excellent resources for studying the 1970s. The U.S. Government is the world's largest publisher producing information on a variety of topics. Purdue is one of over 1,200 U.S. federal depository libraries.
Learn all about FBI records—including how to access previously released records and how to request records in accordance with the Freedom of Information (FOIA) and Privacy Acts, collectively referred to as FOIPA.
Produced by the State Department's Office of the Historian, this is the official documentary record of U.S. foreign policy. Volumes are arranged by presidential administration, geographic region, and topic area. These volumes are generally declassified and publicly released 30 years after they were written.
A growing collection of several million scanned books, journals, and other digital resources, comparable to Google Books. Benefits include full-text and advanced bibliographic search capabilities, and full PDF downloading of works in the public domain (26% of the collection).
HathiTrust is a partnership of more than 50 major research libraries working to ensure that the cultural record is preserved and accessible long into the future. It ingests digital content from its partner institutions as well as from Google, the Internet Archive, and Microsoft. In some cases, books that are only available in snippet view through Google Books are full text at HathiTrust, which is actively investigating the copyright status of works published up to 1964. Hathi (pronounced HAH-tee) is the Hindi word for elephant, a symbol of memory, wisdom, and strength.
The mission of the historical office is to collect, preserve, and present the history of the Office of the Secretary of Defense, in order to support Department of Defense leadership and inform the American public.
The mission of the U.S. Army Center for Military History is: "to accurately collect, preserve, interpret, and express the Army's history and material culture to more broadly educate and develop our force, the military profession, and the nation."
Grand Jury Report and Recommendations Concerning Transmission of Evidence to the House of Representatives delivered by Judge John Sirica to the U.S. District of Court for the District of Columbia under seal March 1, 1974. Released by the National Archives October 31, 2018.