HO and HOn3Size: model railroad: 41 x 53 feet, room: 44′-0″ x 55′-6″Prototype: freelanced Class I and short linesLocale: western PennsylvaniaEra: late 1950s – early 1960sStyle: walk around with ...
HO and N scales are popular choices among compact layouts. HO scale trains, which are about half the size of traditional O scale trains, allow for realistic details while conserving space.