Dating differential

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Thus, our age data do not simply reflect a thermal/cooling history.

And although the automobile was destined to become a global institution, its future was still far from certain at the turn of the 20th century.Spicer’s innovation would quite literally unchain the automobile, which had previously relied on chain-and-sprocket drives to transmit power.But at its outset, his new venture was a decidedly bold step.In 1904, an engineering student named Clarence Spicer left Cornell University to launch a new business in the vacant corner of a New Jersey factory.While still a student, Spicer had earned a patent for his groundbreaking design of the first practical universal joint to power an automobile.

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