He and his family own a grab bag of largely unrelated businesses: Sinclair Oil Corp.

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Sinclair Oil is headquartered in Salt Lake, in an unmarked building, and he is rarely seen in public in this socially active city.

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The Sunoco plant can process more oil than the Sinclair one, 85, 000 bpd, and it also makes specialty lubricants.

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By the time Sinclair Lewis wrote his novel "Oil!"

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Sinclair is now one of the largest oil and gas outfits in the Rockies.

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Today Sinclair is a partner in more than 20 oil wells that Union Pacific Resources, the exploration unit of Union Pacific Corp.

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When Dr Hugh Sinclair persuaded the British government in 1942 to supplement children's diets with orange juice and cod liver oil, he speculated that among other ills, poor diets could lead to anti-social behaviour.

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