Benjamin Franklin, Jared Sparks (1856). “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.226
Benjamin Franklin (1987). “Poor Richard's Almanack: Being the Choicest Morsels of Wisdom, Written During the Years of the Almanack's Publication”, p.34, Peter Pauper Press, Inc.
Benjamin Franklin (1987). “Poor Richard's Almanack: Being the Choicest Morsels of Wisdom, Written During the Years of the Almanack's Publication”, p.42, Peter Pauper Press, Inc.
Benjamin Franklin (1815). “The works of the late Dr. Benjamin Franklin: consisting of his Life, written by himself. Together with humorous, moral and literary essays, chiefly in the manner of the Spectator. Among which are several not in any American edition”, p.199