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Journal Article

Preliminary Evidence of Internal Motion in the Spiral Nebula Messier 101

A. Van Maanen
Proceedings of the National Academy of Sciences of the United States of America
Vol. 2, No. 7 (Jul. 15, 1916), pp. 386-390
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Page Count: 5

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Topics: Nebulae, Kinetics, Astronomy, Axes of rotation, Parallax, Muscles, Proper motions, Stars
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