The magnetic polarity of sun-spots
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Author
Contributions
- Ellerman, Ferdinand, 1869-1940, joint author. - Contributor
- Nicholson, Seth B. 1891-1963, joint author. - Contributor
- Joy, Alfred H. 1882-1973, joint author. - Contributor
Publication
1919 - , [Chicago, Illinois
Language
English
Word Count
6,500 words, Guess
Page Count
26 pages
Identifiers
- Library of Congress Control Number19014840
- OCLC Control Number27285674
- Open LibraryOL6618981M
Classifications
- LCCQB4 .M93 no. 165
Subjects
Topics
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