Lot of 3 Vintage Railroad Hobby Books/Magazine- 1977 Walther's HO scale Catalog, Good condition except for the front page with a name in the corner and part of a buy list filled out. Otherwise clean. The How and Why  Wonder Book of Trains and Railroads which is in good condition save the back cover. Custom-Line King Size Plan Book HO RAILROADS 1978 JOHN ARMSTRONG ATLAS. Good overall condition.