Johnson, Gaylord · New York, The Macmillan company · leaf 182
**Then in about seven years more we can expectSaturn to look as the humming top did when Bettycould see the underside of it. … Then, of course, in about seven years more,Saturn will again show us only the edge of his rings,and when he has completed his journey round thesun the upper side of the rings will again be visible,as they were when his trip started. Here is a moving picture of the way Saturn looksfrom the earth…
Astronomy
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