This Atlas guide is 5.7 5" X 8.25 " and covers12 HO layouts.
Atlas Blueprints for Snap-Track HO Layouts 1990 Beginners Guide Vintage
Blueprints for Atlas Snap Track HO Layouts Booklet 1960
HO Atlas Blueprints For Atlas Snap-Track HO Layouts 1977 Original Printing 1960
HO Atlas Blueprints For Atlas Snap-Track HO Layouts (1980 Printing)
1960 Atlas Snap Track Vintage Blueprints For HO Layouts Model Trains Railroad
