Samuel Lightfoot surveyor's journal 1739-1788 (bulk 1739-1743, 1753-1757, 1786-1788)
Additional Descriptive Data
The Historical Society of Pennsylvania and the Friends Historical Library at Swarthmore College have collections of Lightfoot family papers.
Futhey, J. Smith, and Gilbert Cope. History of Chester County, Pennsylvania, with Genealogical and Biographical Sketches. Philadelphia: Louis H. Everts, 1881.
Myers, Albert Cook. Immigration of the Irish Quakers into Pennsylvania, 1682-1750, with Their Early History in Ireland. Swarthmore (Pa.): Published by the author, 1902.