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William Cranch Bond : ウィキペディア英語版 | William Cranch Bond
William Cranch Bond (September 9, 1789 – January 29, 1859) was an American astronomer, and the first director of Harvard College Observatory. == Upbringing == William Cranch Bond was born in Falmouth, Maine (now Portland) on September 9, 1789. When he was young, his father, William Bond, established himself as a clockmaker after a failed business venture; trained by his father and aided by his penchant for engineering, W. C. Bond built his first clock when he was fifteen years old. He eventually took over his father’s business, becoming an expert clockmaker himself.
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