While no longer active, this is the official account of the Tulsa Historical Society & Museum. Follow us elsewhere @tulsahistory & @tulsahistorymuseum Museum hours: Tues - Sat, 10-4. Rotating exhibits, online collections, events, and more! THSM's mission is to illuminate the past, enrich the present, and inspire future generations by collecting, preserving, and presenting Tulsa's history. Tulsa Historical Society & Museum's mission is: to illuminate the past, enrich the present, and inspire future generations by collecting, preserving and presenting Tulsa's history. Established in 1965, THSM holds an extensive collection, including more than 250,000 still photographs, books, maps, documents, textiles and architectural elements, and fine and decorative arts. The Tulsa Historical Society & Museum is Tulsa's only museum dedicated to collecting, preserving, and presenting a look at Tulsa's rich history.