Explore Our Collections

Our materials range from the extraordinary — the original set from the iconic television show “Mister Rogers’ Neighborhood” — to the quirky — a piece of hair that may or may not be from the head of George Washington — to the everyday — photographs of family gatherings and yearbooks from yesteryear. Use these resources to explore the stories of Western Pennsylvanians over the past 250 years.

Museum Artifact Search

With more than 50,000 artifacts in the collection, the History Center has a wide variety of materials and objects that document life in Western Pennsylvania.

Library Catalog

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

Historic Pittsburgh

Digitized Archives
Historic Pittsburgh comprises primary and secondary sources about the greater Pittsburgh region, including a wide range of publications, maps, manuscripts, visual images, and audio-video materials, that support personal and scholarly research.

The Jewish Encyclopedia of Western Pennsylvania

The Jewish Encyclopedia of Western Pennsylvania is a descriptive record of Jewish history in Western Pennsylvania. This online encyclopedia provides basic information about hundreds of Jewish people, families, congregations, organizations, charities, businesses, and events going back to 1755.

Library & Archives Finding Aids

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

Explore More History Center Resources

Digital Collection Highlights

Interested to learn more about the various collections we have at the History Center? Check out highlights from our digital collection.

Google Arts & Culture

Explore the History Center’s collections – including presidential history, Mister Rogers’ Neighborhood, and vintage valentines, and Heinz Company history – on Google Arts & Culture.

Making History Blog

The History Center’s blog features posts on Western Pennsylvania History, from the desk of the Library & Archives, collection spotlights, & more.

Western Pennsylvania History Magazine

Western Pennsylvania History is the region’s oldest continuously-published magazine. History Center members receive a free subscription to the award-winning quarterly publication.

Databases and Resources

The library has other databases that can help with in-depth research and learning more about Western Pennsylvania History.


The following bibliographies list manuscripts and published materials held in the Detre Library & Archives relating to or including information on specific topics, such as genealogy, major U.S. wars, and immigrant groups. Please note that the following are not intended to be comprehensive in scope. Additional bibliographies will be added as they are created.