Delve into the world of vintage railroading with the Penn Central Brake and Train Air Signal Instructions Booklet, model BK0267. This 1969 edition is a treasure for railroad enthusiasts and collectors alike, offering a glimpse into the operational past of the iconic Penn Central railroad. Crafted for those with a passion for transportation history, this booklet provides a detailed overview of the brake and train air signal systems in use during that era. It is a must-have reference for anyone interested in the technical aspects of railroading or the evolution of transportation safety.