Ducas, describes it as having been as large as the full moon, and at first without a tail, on the appearance of which it diminished in size : thus corroborating the Chinese accounts, as given in ' MTL Observations of Comets, from B.C. 611 to A.D. 1640: Extracted from the ... - Page 58 by John Williams - 1871 - 124 pages Full view -
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