William Pitt (Earl of Chatham), Edmund Burke, Thomas Erskine Baron Erskine, Jean Gabriel Peltier (1834). “Celebrated Speeches of Chatham, Burke, and Erskine: To which is Added the Arguement of Mr. Mackintosh in the Case of Peltier”, p.87
Henry David Thoreau (2017). “Journeys, Adventures & Life in Harmony with Nature – 6 Book Collection (Illustrated): Including Walden, A Week on the Concord and Merrimack Rivers, The Maine Woods, Cape Cod, A Yankee in Canada & Canoeing in the Wilderness - North American Highlands Series”, p.200, e-artnow
Mark Twain, William Dean Howells, Albert Bigelow Paine (2014). “The Mark Twain Autobiography + 3 Biographies: 4 Mark Twain Biographies In 1 Book: Chapters From My Autobiography By Mark Twain + My Mark Twain By William Dean Howells’ + Mark Twain A Biography By Albert Bigelow Paine + The Boys’ Life Of Mark Twain By Albert Bigelow Paine”, p.1036, e-artnow
Letter to Oliver Downing. "Diary and Letters of Rutherford Birchard Hayes: Nineteenth President of the United States". Book edited by Charles Richard Williams, The Ohio State Archaeological and Historical Society, March 15, 1889.