Project Da Vinci, 1974

Project Da Vinci, 1974, - 04 03 ATD 3 Sub- 3 Box 5 Folder 20, Box: 5, Folder: 20. Atmospheric Technology Division (ATD) Records, - 04-03-ATD. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/4923 Accessed April 18, 2026.