George R. Lawrence, 1900, Chicago & Alton Railway's Alton Limited locomotive, Photograph, Creative Commons - Wikipedia, LL/94538

George R. Lawrence, 1900 (ca), A camera designed by George R. Lawrence (1868-1938) and used to photograph a train of the Chicago & Alton railroad on the Chicago-St. Louis line for the 1900 Paris Exhibition, Gelatin silver print, Internet - Original source ill-defined, LL/94527

George R. Lawrence, 1900 (ca), A camera designed by George R. Lawrence (1868-1938) and used to photograph a train of the Chicago & Alton railroad on the Chicago-St. Louis line for the 1900 Paris Exhibition, Gelatin silver print, Creative Commons - Wikipedia, LL/48300

George R. Lawrence, 1900 (ca), Adjusting bellows to obtain focus., [The Largest Photograph in the World of the Handsomest Train in the World], Photograph, Indiana Historical Society, LL/94533

George R. Lawrence, 1900 (ca), Carrying Camera into position one-quarter mile from Chicago & Alton tracks, which can, be seen in the distance., [The Largest Photograph in the World of the Handsomest Train in the World], Pamphlet cover, Indiana Historical Society, LL/94536