The 1970s were a time of change. Model railroading was no exception. Modelers tested new techniques and technologies, while the niches of different scales and styles grew into mainstays.

Several U.S. coins from the 1970s can fetch you a lot of money on the collector’s market, with the priciest ones valued in five figures. Discover More: These 4 Rare Nickels From Over 20 Years ...