The product is a set of brake and train signal instructions from the 1955 Lehigh Valley Railroad, originating from the United States. This historical paper document would have been used by employees of the railroad to learn and follow proper protocols for operating trains and maintaining safety on the tracks. With its specific year of origin and geographic location, this collectible item offers a unique glimpse into the procedures and practices of train operations in the mid-20th century. 68 pages with diagram pill outs