World Meteorological Organization (WMO) / International Union of Geodesy and Geophysics (IUGG) symposium letters of invitation, 1963-1964

World Meteorological Organization (WMO) / International Union of Geodesy and Geophysics (IUGG) symposium letters of invitation, 1963-1964, - 06 PDT 5 Sub- 4 Box 17 Folder 15, Box: 17, Folder: 15. Philip Duncan Thompson Papers, - 06-PDT. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/1704 Accessed December 19, 2025.