Model trains have been popular ever since there were trains, ranging from children’s toys to the painstakingly detailed working models of dedicated enthusiasts. Such models remain popular today, with legions of devotees. And children’s train sets, of course, also remain ubiquitous. Nonetheless, the heyday of toy trains was probably in the mid-20th century, before the competition from video and computer games. The electric train set, simulated smoke pouring from its electrically powered “steam” locomotive, was a childhood icon in North America. The Toy Train Museum evokes those nostalgic images. Layouts…