Benjamin Franklin (1836). “The Works of Benjamin Franklin; Containing Several Political and Historical Tracts Not Included in Any Former Edition, and Many Letters, Official and Private, Not Hitherto Published; with Notes and a Life of the Author”, p.2
Benjamin Franklin, William Temple Franklin (1850). “The Autobiography of Benjamin Franklin: Published Verbatim from the Original Manuscript, by His Grandson, William Temple Franklin”, p.79