"The Maunder Minimum and the History of the Sun" Boston Amateur Telescope Makers, 1979 May 10

"The Maunder Minimum and the History of the Sun" Boston Amateur Telescope Makers, 1979 May 10, 04 02 JAE 2 Box 3 Folder 116, Box: 3, Folder: 116. John A. Eddy Papers, 04-02-JAE. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/3259 Accessed December 18, 2025.