the Port Authority of New York and New Jersey for their use on the Port Authority Trans-Hudson line to New Jersey. Also in the mid-1960s, the company completed building the passenger capsules, designed by Planet Corporation, to ferry visitors to the top of the Gateway Arch at the Gateway Arch National Park (then known as the Jefferson National Expansion Memorial) in St. Louis, Missouri. St. Louis Car continued business until 1968 and finally ceased operations by 1974. The final St. Louis Car products were R44 subway cars for the New York City Subway and Staten Island Rapid Transit, and the USDOT State of the Art Car rapid transit demonstrator set whose design was based on the R44. The St. Louis Car assembly plant and general office at 8000 Hall Street, St. Louis is now the St. Louis Business Center, a mixed use industrial and commercial complex redeveloped starting in 2005. Selected Products PCC streetcars (1935-1952) Peter Witt streetcars Trolley buses Interurban cars Gas-electric railcars CRT/CTA 5003-5004 PCC elevated-subway cars (1947) - retired 1985 CTA 6000-series PCC elevated-subway cars (1950–59) - retired 1992 CTA 1-50 PCC elevated-subway cars (1959–60) - retired 1999 Chicago North Shore and Milwaukee Railroad Electroliner (1941) Electro-Motive Company (EMD) gas-electric railcars - car body shells (1920s) Fairbanks-Morse experimental center cab diesel switchers and FM OP800 railcars (1939) GCRTA Red Line "Bluebirds" (1954–55, 1958) MBTA #3 East Boston Tunnel cars (1951) State of the Art Car heavy rail transit demonstrator set for USDOT (1972–74) - now at Seashore Trolley Museum Illinois Terminal Railroad Streamliners (1948–50) IRT World's Fair Steinway Motors (1938) - built for 1939 World's Fair Metra Illinois Central Electric District Highliner electric MU cars (1971–72) NJ Transit/NJDOT/Penn Central Arrow I (PRR MP85E6) electric MU cars - push-pull coach conversion (1968) New York Central ACMU 4500 series (1950–51) NYCT R8A (1939) NYCT R17 (1954–55) NYCT R21 (1956–57) NYCT R22 (1957–58) NYCT R27 (1960–61) NYCT R29 (1962) NYCT R30 (1961–62) NYCT R33 (1962–63) NYCT R33S (1963) NYCT R36 (1963–64) NYCT R38 (1966–67) NYCT R40 (1967–68) NYCT R40A (1968–69) NYCT R42 (1969–70) NYCT R44 (1971–73) Chicago and North Western Transportation Company Gallery 7600 series coaches #1-16 (1955) Pacific Electric "Hollywood" cars (1920s) Philadelphia and Western Railroad original wood cars and freight motors (1907) Hudson & Manhattan Railroad/PATH "K-car"/MP51 (1958) PATH PA1 (1965) & PA2 (1967) San Diego Class 1 Streetcars (1910-1912) Seaboard Air Line 2027-2028 Railcars (1936) SEPTA Silverliner