Papers of the Thaw Family, in Guides to Archives and Manuscript Collections at the Library & Archives at the Heinz History Center (Hosted by the University of Pittsburgh's Digital Research Library) 1792-1981.
Title: Papers of the Thaw Family, Collection Number: MSS#29 Creator: Thaw Family Collection Dates: 1792 - 1981 Extent: 5.0 cubic feet (10 boxes)
