Photos-Balloons (2 of 2), undated

Photos-Balloons (2 of 2), undated, 04 02 HAO 6 Box 25 Folder 90, Box: 25, Folder: 90. High Altitude Observatory (HAO) Records, 04-02-HAO. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/5205 Accessed July 29, 2026.