Catalogue of recurrent groups of sun spots for the years 1874 to 1906
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Author
Contributions
- Christie, William Henry Mahoney, Sir, 1845-1922. - Contributor
- Maunder, Annie Scot Dill Russell, 1868- - Contributor
Publication
1909 - Printed for H.M. Stationery Off. by Neill, Edinburgh, Scotland
Language
English
Word Count
12,000 words, Guess
Page Count
48 pages
Identifiers
- Open LibraryOL19037282M
Classifications
- LCCQB525
Subjects
Topics
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