2-329-668 - The Print Collector/Heritage Images

William A Pinkerton, flanked by two express agents, c1870s-1880s (1954). Pinkerton and Pat Connell (left) and Sam Finley (Right). All three were agents of the Pinkerton Detective Agency founded by William's brother, Allan. A print from the Pictorial History of the Wild West, by James D Horan and Paul Sann, Spring Books, London, 1954.