A beginner's star-book; an easy guide to the stars and to the astronomical uses of the opera-glass, the field-glass and the telescope (1912)
Murphy, Edgar Gardner, 1869-1913 · New York, London, G.P. Putnam's Sons · leaf 92
of which rises over 11,000 feet above the interior floor.On the floor itself near the centre are four or five interior mountains, though these are notall easily seen in a small instrument. Tycho, No. 50, is here shown under a very differentillumination from that presented on p. 70. It is, says… … THE MOON, AT NINE AND THREE-QUARTER DAYS Image Inverted, as in Aslroitomieal Telest^vpe; see Key-Map opposite 78 H Beginners Star*36ool? summit of our Mont Blanc would drop beneath the ring. Its vicinity is thronged withhillocks and small craters, so that for a long distance not the smallest level…
Astronomy
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