Thomas Keith Kupka
Thomas Keith Kupka, American forest and plant geneticist, researcher. Achievements include cross breeding oaks through grafting cotlydons; coloring wood in living trees, petrifying living trees; "rubberising" living trees; light energy ovens; solar welders; solar caurons; numerous patents. Recipient Good Neighbor award Washburn Crosby Company, 1963, North Star award University Minnesota, 1964, Gopher award, 1964, Ski Utah award, 1964.
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