Announced Date: Jan 2022 Released Date: Jan 2023 Individually Boxed: Yes Gauge: O Gauge Min Curve: O31 Dimensions: Length: 19" each Most Recent Catalog: 2022 Big Book Features: Die-cast sprung 6 wheel trucks Operating couplers with hidden uncoupling tabs Flexible diaphragms between cars Opening doors Detailed interiors with figures Flicker-free LED interior lighting Overview: Sometimes we find a prototype so obscure we have to take a look! The Bureau of Mines operated a small fleet of cars around the country to conduct inspections, accident relief and investigation and training. These steel cars were built to replace earlier wood cars in 1919 and served through the golden years of American Railroading, traveling anywhere needed. So now that you know about it, if you have a coal mine on your layout the scene isn't complete without one!