The Annie J. Cannon memorial volume of the Henry Draper extension [Charts]
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Author
Contributions
- Mayall, Margaret W. - Contributor
Publication
1949 - The Observatory, Cambridge, Massachusetts
Language
English
Word Count
73,750 words, Guess
Page Count
295 pages
Identifiers
- Open LibraryOL18434037M
- OCLC Control Number6538697
- Library of Congress Control Number58004042
Classifications
- LCCQB4 .H33 v.112
Alternate Titles
- The Draper extension (Charts)
Subjects
Series Statement
- Annals of the Astronomical Observatory of Harvard College, v. 112
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