Automotive Systems GmbH in Europe. In 2006, ThyssenKrupp sold the majority of Budd's operations. Its body and chassis operations were sold to Martinrea International Inc. The plastics manufacturing and molding operations were sold to Continental Structural Plastics and the aluminum casing company Stahl was sold to Speyside Equity. Its last remaining operation was sold in 2012. Preservation Numerous Budd railcars are preserved either by museums or private owners, many of which run them in charter service. Their quality of construction and elegant design have made them highly prized. Pennsylvania The Railroad Museum of Pennsylvania has a number of Budd-built cars in its collection in Strasburg: the 1937 observation car built for the Reading Company "Crusader", a Lehigh Valley Railroad rail diesel car of 1951, and Pennsylvania Railroad 860, a Metroliner snackbar-coach built in 1968. The Bellefonte Historical Railroad Society has two RDCs in its collection: #5718, built in 1953 for the New Haven Railroad, and #7001, built in 1961 for the Reading Railroad. The Reading Blue Mountain and Northern Railroad has three operating RDCs, with road numbers 9166, 9167 and 9168. New York A 1949 R11 (8013) and a 1964 R32 pair (3352-53) are in the New York Transit Museum fleet. Another R32 pair (3350-3351) is preserved by Railway Preservation Corp. Indiana The Indiana Transportation Museum maintains a fleet of fourteen closed-window Budd coaches built for the Atchison, Topeka, and Santa Fe. Eight units are currently restored and are used in excursion service, including the Indiana State Fair Train. ITMZ also operates the Silver Salon as a head-end power car. Illinois The Illinois Railway Museum is home to the Nebraska Zephyr articulated train along with several Budd-built passenger cars and a pair of CTA 2200 series cars. Chicago's Museum of Science and Industry has housed the Pioneer Zephyr since its retirement in 1960. California The Western Pacific Railroad Museum at Portola, California, features several Budd cars including the California Zephyr, the dome lounge car Silver Hostel, the diner car Silver Plate, and a Southern Pacific Budd sleeping car. Missouri The National Museum of Transportation in St. Louis now owns former Zephyr diner Silver Spoon as well as the Budd-designed locomotive Silver Charger from the General Pershing Zephyr. Massachusetts Bedford Depot, situated at the northwestern end of the Minuteman Bike Path (formerly the Lexington Branch of the Boston & Maine railroad), has a restored Rail Diesel Car (#6211). Wisconsin The Mark