Abstract
THE PLANET MERCURY.—This planet will be. at greatest E. elongation on May 12,. 21° 36′ E. from the sun. It will continue above, the horizon about two hours after sunset. Maximum conspicuousness occurs several days before the elongation.
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Our Astronomical Column . Nature 97, 189 (1916). https://doi.org/10.1038/097189a0
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DOI: https://doi.org/10.1038/097189a0