Kellogg Radiant Heat Bath or Electric Bath Cabinet http://upload.wikimedia.org/wikipedia/commons/thumb/8/85/Radiant_heat_bath_by_John_H._Kellogg_at_the_USPTO_musuem.JPG/800px-Radiant_heat_bath_by_John_H._Kellogg_at_the_USPTO_musuem.JPG
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