Calendar of the papers of Benjamin Franklin in the library of the University of Pennsylvania : being an appendix to the "Calendar of the Papers of Benjamin Franklin in the library of the American Philosophical Society", edited by I. Minis Hays
University of Pennsylvania. Library; Boggess, Arthur Clinton; Witmer, Lightner, Mrs; American Philosophical Society. Library. Calendar of the papers of Benjamin Franklin in the library of the American Philosophical Society; Benjamin Franklin Collection (Library of Congress) DLC