Benjamin Franklin, William-Temple Franklin (1818). “Memoirs of the Life and Writings of (the Same), Continued to the Time of His Death by William Temple Franklin. - London, H. Colburn 1818”, p.249
Nancy Spannaus, Christopher White, Alexander Hamilton, Thomas More, Henry VIII (2015). “The Political Economy of the American Revolution”, p.255, Executive Intelligence Review
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.514