This founder of the Zinc Corporation developed the froth floatation process in his Principles ofMining.
This founder of the Zinc Corporation developed the froth floatation process in his Principles ofMining. In another role, he was derided by his predecessor as "Wonder Boy." This man supervised theresponse to the Great Mississippi Flood. He released the Clark Memorandum and ordered (*) DouglasMacArthur to disperse the Walter Waters-led "Bonus Expeditionary Force." He had earlier made hisname as head of the U.S. Food Administration during World War I. For 10 points, identify this man whowas the namesake of derisive "flags" and "villes" during the Great Depression, which began when hewas President.
This founder of the Zinc Corporation developed the froth floatation process in his Principles ofMining.
Herbert Clark Hoover