This is a Walthers 913-224 All Scales 2024 - 2025 Edition Walthers Model Railroad Reference Book. Get your modeling projects on track with a copy of the 2024-2025 Model Railroad Reference Book! Now in stock, order yours now! Updated from cover to cover, you'll find the latest new product announcements, information and updated listings for hundreds of products in HO, N and Z Scales. Packed with modeling tips, ideas and inspiration in one handy resource, be sure you have copies for your modeling library and your workbench too! Availability: Ships within 1 Business Day! Trainz Product Id: 12684253.