When a layman drops in at the Harvard College Observatory and wants to know about the equipment, he is usually told: "Ask Mr. Campbell." In his 50 years at the observatory, white-thatched Leon Campbell has made his reputation largely through his work with interested amateurs. In fact, he himself got into astronomy by being an interested amateur.
Campbell's formal training consists of one course in astronomy in his senior year in high school; he did not go to college. But he had so much enthusiasm for astronomy that when he was offered a job as "dome assistant" at the observatory a year...
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