50 Years of What's New in Minerals edited by Wendell E. Wilson. Mineralogical Record, Inc., Tucson, Ariz.; https://mineralogicalrecord.com. 2, 130 pages (2 vols. plus index, 1st ed.); 2020; $525 plus postage and handling (hardbound). Issue 6 (1st November 2020) - Cairncross, Bruce