Moulton, Forest Ray, 1872-1952 · New York, The Macmillan company · leaf 331
ough not so near the earth as in 1877. SchiapareUi notonly verified his earlier observations, but he also found the 284 AN INTRODUCTION TO ASTRONOMY [ch. ix, 173 remarkable fact that a number of the canals had doubled;that is, that, in a number of cases, two canals ran parallelto each other at a… … Fig. 106. — Lowells map of Mars. sons and to develop with great rapidity when the sun wasat the Martian equinox. The history of the observations of the markings of Marssince the time of SchiaparelU is filled with the most remark-able contradictions. The observations of the keen-eyedItalian have…
Astronomy
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