Douglas William Jerrold, Blanchard Jerrold (1859). “Specimens of Douglas Jerrold's wit: together with selections, chiefly from his contributions to journals, intended to illustrate his opinions”, p.24
Alexander Pope, Alexander Chalmers (1807). “A Supplementary Volume to the Works of Alexander Pope, Esq: Containing Pieces of Poetry, Not Inserted in Warburton's and Warton's Editions : and a Collection of Letters, Now First Published”, p.118
Josiah Royce, John Joseph McDermott, Ignas K. Skrupskelis (2005). “The Basic Writings of Josiah Royce: Logic, loyalty, and community”, p.898, Fordham Univ Press
John Muir (2015). “John Muir: The Story of My Boyhood and Youth & Letters to a Friend (Autobiography With Original Drawings): The Memoirs of the Naturalist, Environmental Philosopher and Early Advocate of Preservation of Wilderness, the Author of The Yosemite, Travels in Alaska, The Mountains of California & Steep Trails”, p.73, e-artnow