William Thomas collection 1771-1882 (bulk 1802-1882)
Additional Descriptive Data
The Clements Library holds a collection of Lindley Fisher's father's papers: William Logan Fisher papers.
The Sarah Logan Fisher Wister collection contains materials pertaining to Lindley Fisher's sister.
The Historical Society of Pennsylvania's collection of Logan-Fisher-Fox Family Papers contains papers related to Lindley Fisher, Charles William Fisher, and the Duncannon Iron Works.