National Geographic : 1942 May
576 The National Geographic Magazine 1/ starl I'notogra ner II. Antl ony Btewart "Seagoing Oil Cans" Carry Fuel and Lubricants to the Navy's Fighting Ships Scores of valves and pumps, endless pipes, and many compartments for gasoline, fuel, and lubricating oil make the modern tanker complex and highly explosive. Down the catwalk from the bridge, you see the after super structure, containing the crew's comfortable quarters and the boiler and engine rooms. This 501-foot tanker, Caddo, carries 5,418,000 gallons of oil, enough to heat for one year about 3,000 average homes in Washington, D. C.