New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad
New 152-lb flat bottomed rails, Pennsylvania Railroad
New 152-lb. Flat-bottomed rails, Pennsylvania railroad