presidential library

n. an archival repository within the National Archives and Records Administration that preserves and makes available the papers, records, and other historical materials of an individual elected to the Office of the President of the United States an archival repository that holds the papers, records, and other historical materials of an individual elected to the Office of the President of the United States, whether or not that repository is part of the National Archives and Records Administration

Notes

The presidential library system is made up of multiple presidential libraries. These are not traditional libraries but rather repositories for preserving and making available the papers, records, and other historical materials of presidents starting with Herbert Hoover. Each presidential library contains a museum and provides an active series of public programs.