Lock and Whitfield, Photograph of Verney Lovett Cameron, taken in 1878, and published in “Men of Mark: a gallery of contemporary portraits of men distinguished in the senate, the church, in science, literature and art, the army, navy, law, medicine, etc,” written by Thompson Cooper, published at London, Sampson Low, 1876-1878. This image is in the public domain in the United States because its copyright has expired. Courtesy of Wikimedia Commons: http://en.wikipedia.org/wiki/File:Verney_Lovett_Cameron_1878.jpeg
