This is a great find for collectors and enthusiasts of railroading history. The Northern Pacific Railway Air Brake Rules book from 1955 is a piece of history that is sure to impress. Made in the United States, this rule book has a wealth of information for those interested in the transportation industry. It includes rules and regulations for air brakes used in railway systems. The book is in good condition and is a must-have for collectors of railroadiana and trains.