This ACF 3 Dome Tank is white with a black belly and black lettering. Built in March 1937 by American Car & Foundry, this tank car’s dome stenciling indicates it carries white oil and is equipped with heaters. It runs on black Bettendorf trucks. Union Tank Car Company is a railway equipment leasing company (and car maintenance / manufacturing). As the name says, they specialize in tank and covered hopper cars. Founded in 1866 by J. J. Vandergrift, in response to the economic activities of Standard Oil, the company has a long history. Today Union Tank Car Company is owned by Marmon Holdings and remains a dominant tank car manufacturer and service provider.