The Sept-October-November 1981 edition of the Geological Society of Minnesota (GSM) newsletter included a report on a field trip to the Black Hills, and a memorial to Clark Pettengill, and announcement of the lectures for the coming winter.
The March-April-May 1980 edition of the Geological Society of Minnesota (GSM) newsletter reported on society affairs, mentioned Minnesota Geological Survey slide shows on glacial geology and the Anoka sand plain prepared by Marcia Gunnville, and included memorials to Myrtle Fore, Helene Becker, and Mike Vaclavek.