Coronal reports and sunspot drawings (7 of 11), 1947-1948

Coronal reports and sunspot drawings (7 of 11), 1947-1948, 04 02 HAO 2 Box 3 Folder 41, Box: 3, Folder: 41. High Altitude Observatory (HAO) Records, 04-02-HAO. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/5392 Accessed July 29, 2026.