Denver & Rio Grande Western number 3130 is the type of boxcar commonly used in this area. It was used to ship various commodities, but mostly for ore or bullion out of the mines around Telluride, Ophir, or Rico. It was built by American Car & Foundry at St. Louis in 1904. It's 30 feet long with a normal capacity of 50,000 pounds and weighs 22,800 pounds.