Gilbert Catalog
Price in 1951: Unlisted
Look at the superb detailing of this powerful General Motors GP-7 Road Switcher. Notice the super realistic die-cast trucks, the mass of such superstructure detail as Diesel exhausts, louvres, vents, railings, etc. Here‘s typical American Flyer craftsmanship of one of railroading's newest "yard goats"! And here, too, is a train set that will give you years of fun on your own model pike. Rolling stock features the Automobile Unloading Car — sedan swings around and rolls off by remote control. Train measures 2 ft., 11 in, Track forms 160 in. oval. Transformer included.

No. 5112T DIESEL SWITCHER SET CONSISTS OF:
No. 370 General Motors Diesel Switcher. Has illuminated number box on nose. Measures 10 3/4" long. No. 633 Box Car, finished in railroad red. 9 3/4" long. No. 715 Automobile Unloading Car, fully remote controlled. 7 3/4" long. No. 630 illuminated Caboose. Finished in realistic red. 6" long, 12 sec. Curved Track — 4 sec. Straight Track — No. 2, 75-Watt Transformer — No. 706 Remote Control Uncoupler — 16 Track Locks — No. 690 Track Terminal — Illustrated Train Book.

Price in 1952: Unlisted
When you study the superb detail of this massive General Motors GP-7 Road Switcher, with worm-drive motor, and look at the three extra play-value cars, it‘s easy to understand why this is one of America's most popular electric train sets. Superstructure and truck detail is complete and authentic. Exhausts, louvres, vents, steps, railings, horn, grab handles and other detail make locomotive a real scale model delight. Train operates by remote control: uncoupling, starting, stopping and reversing all done at touch of button. Caboose is illuminated; Automobile Unloading car discharges sedan automatically. Box Car doors slide open and shut. Outfit includes 75 watt Transformer.