Solar Corona Active Regions and the Thermal Origin of the Slowly Varying Component, April 7, 1960

Solar Corona Active Regions and the Thermal Origin of the Slowly Varying Component, April 7, 1960, - 04 02 GAN 6 Sub- 2 Box 12 Folder 389, Box: 12, Folder: 389. Gordon A. Newkirk, Jr. Papers, - 04-02-GAN. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/8480 Accessed January 17, 2026.