Boulder Atmospheric Observatory [BAO]: BAO tower in Denver, smog (4182C), 1977-07-13

Boulder Atmospheric Observatory [BAO]: BAO tower in Denver, smog (4182C), 1977-07-13, - 02 COMM. UCAR Communications Records, - 02-COMM. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/16911 Accessed May 01, 2026.