This 39’ single dome tank car is painted black with white ‘CONOCO’ herald and white lettering. It was built in May 1925, serviced in March 1937, and runs on Diamond Arch Bar trucks. Conoco began in 1875 as the Continental Oil and Transportation Co., one of the first petroleum marketers in the West. By 1972, Conoco had diversified into coal,chemicals, plastics, fertilizers and minerals as well as expanding its operations overseas, growing from a small regional oil company into an integrated, worldwide enterprise. In November 2001, Conoco agreed to merge with Phillips Co.,creating the sixth-largest publicly traded oil company in the world and the third-largest in the United States.