This Great Northern Railway book, the "Great Northern Railway Switchmen Rate Rules Regulations Book" from 1957, is a fascinating historical railway document. Its light blue and black cover makes it a distinctive addition to any collection. This collectible for railroad enthusiasts offers a unique glimpse into the operational history of the Great Northern Railway. It's a valuable resource for anyone interested in vintage railroad regulations and the inner workings of this iconic American railway. The book is in good condition, showing only minor wear visible on the top left corner of the cover and spine. All pages are intact and the text is clear and legible, making this a well-maintained piece of railway history.