Price: Direct-current model with 21-pin plug, $174.95; with ESU LokSound V5 sound decoder, $289.95 Era: 1970 to 1975 (as decorated) Manufacturer: Atlas Model Railroad Co., 378 Florence Ave., Hillside, ...

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Full disclosure: When I’m not dealing with full-size railroad rolling stock, I operate (don’t say “play with,” please) model trains. I have a fully operational O scale railway, and a collection of HO ...