Word: corona
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Dates: during 1900-1909
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...weather here was perfect and the observations entirely satisfactory. We secured thirty-six plates with the intramercurial apparatus and thirty-four with thirteen other cameras aided by nineteen assistants. The plates will be developed in the Cambridge Observatory. Visually with five-inch telescope, the corona resembled that of the '89 eclipse. Two large solar protuberances were noted. Our polar filaments six seconds in diameter traced the corona about one degree. The shadow of the moon on the sky and shadow bands were well seen. Venus and Mercury were conspicuous. The inner corona was visible in the telescope some seconds after...