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EB1911 - Volume 06.djvu/784
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Plate II.
COMET
Fig. 3.
—HALLEY’S COMET, 1910, APRIL 27.
By permission of Helwân Observatory, Egypt.
Fig. 4.
—HALLEY’S COMET, 1910, MAY 4.
By permission of Yerkes Observatory (E. E. Barnard).