From the book Histoire Physiologique et Anecdotique des Chiens de Toutes les Races by Bénédict-Henry Révoil, 1867From the book The Dogs of the British Islands by Stonehenge, 1872The Fanciers’ Journal, October 5, 1889From the cover of The Fanciers’ Journal, July 26, 1890Forest and Stream, March 2, 1893Forest and Stream, March 16, 1893Three photos from the book British Dogs (Third Edition) by W. D. Drury, 1903From the cover of The Dog Fancier, April 1907Collie illustration in The Dog Fancier, September 1908From the cover of The Dog Fancier, December 1908The Fanciers’ Journal, April 19, 1890From the book Dog Owners Guide by Kasco Mills, Inc, 1950