31: Dave Williamson, Phil Thompson, and Warren Washington, farewell reception for the CDC 6600 [3982-1], 1977-04-01

31: Dave Williamson, Phil Thompson, and Warren Washington, farewell reception for the CDC 6600 [3982-1], 1977-04-01, - 04 00 NGRAP 10, Box: 4, Folder: 3. NCAR Graphics and NCL Records, - 04-00-NGRAP. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/32289 Accessed December 28, 2025.