John Wesley (1871). “Wesley his own biographer, being illustrations of his character, labours, and achievements, from his own journals and letters [ed.] with an intr. by G.S. Rowe”, p.158
Henry David Thoreau (2017). “HENRY DAVID THOREAU – The Man, The Philosopher & The Trailblazer (Illustrated): Biographies, Memoirs, Autobiographical Books & Personal Letters (Including Walden, A Week on the Concord and Merrimack Rivers, The Maine Woods, Cape Cod, A Yankee in Canada…)”, p.932, e-artnow