Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 279
parts of their surface which are successivelyturned towards us during a revolution; but careful measure-ments of their light show that this hypothesis does notaccount for the changes, which are sometimes very sudden.The satellites are too distant for examination of their sur-faces with the… … 111..., . L.-
Astronomy
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