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The Thomas & Katherine Detre Library & Archives at the Senator John Heinz History Center offers a non-circulating collection of materials documenting life in Western Pennsylvania. Search our online catalog for books, archival collections, periodicals, and more.

The Heinz History Center’s Detre Library & Archives is currently renovating its storage space. During this process, the Library & Archives’ newspaper holdings and a portion of its archival collections will temporarily be relocated to a secondary storage location. However, other archival collections are unaffected by the renovations.

Please contact the Library & Archives at 412-454-6362 or library@heinzhistorycenter.org prior to your visit to ensure the materials you need to access will be available.

Finding aids provide descriptions of the contents and creators of archival collections. Search over 900 from the Detre Library & Archives at Historic Pittsburgh.

Browse more than 4,500 images documenting Pittsburgh’s past. Researchers may access many additional images by visiting the Library & Archives.