Keywords: Black Diamond Express 1898.jpg Black Diamond Express Lehigh Valley Railroad Pennsylvania Detroit Publishing Co no 50205 ; Library of Congress LOT 3886 no 14 LOC-image det 4a31570 circa 1898 Creator William Henry Jackson PD-Detroit 1898 in rail transport in the United States Black Diamond train 4-4-2 locomotives Lehigh Valley Railroad steam locomotives Camelback locomotives |