Manufacturers come and go in model railroading ... (the latter under the subsidiary American Flyer), O-gauge 3-rail trains continue to be Lionel's bread and butter. The products in both scale ...
Lionel specializes in O scale trains. A variety of manufacturers make HO trains. While gauge distinctions may not look like much, overall sizes of model trains are quite different. Early trains ...
He points towards the model trains ... multiple train sets on the layout. "And Lionel's largest trains, called O Gauge, appeal not just to kids as toys, but to serious collectors too.