A comparative look at sunspot cycles
By: Robert M. Wilson
Contributors: United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch
Series: NASA technical paper -- 2325
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Branch; For sale by the National Technical Information Service]
Published: 1984
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Number of pages: 167
Subjects: Sunspots -- Observations
Notes: Distributed to depository libraries in microfiche

"May 1984"--Cover

Includes bibliographical references

M-450