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Fotherby Watercolor Whalers Boiling Blubber For Oil. langSwitch painting by Robert Fotherby showing whalers boiling blubber from whales to extract oil Kokingen av hvalolja er gang og ryken henger tung om plassen Skissen viser godt hvordan en dobbel spekkovn prinsippet har sett ut The Web watercolor Robert Fotherby Robert Fotherby