John Adams, Charles Francis Adams (1850). “The Works of John Adams, Second President of the United States: With a Life of the Author, Notes and Illustrations”, p.374
Stonewall Jackson's statement to Major Heros von Borcke (December 13, 1862) as quoted in Heros von Borcke "Memoirs of the Confederate War for Independence" (p. 301), 1865.
John Milton, Edward Young, Thomas Gray, James Beattie, William Collins (1836). “The Poetical Works of Milton, Young, Gray, Beattie, and Collins”, p.188
Edward Young, John Doran, James Nichols (1854). “The Complete Works, Poetry and Prose of the Rev. Edward Young, LL.D.: Revised and Collated with the Earliest Editions. To which is Prefixed A Life of the Author”, p.243