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Show THE WONDERFUL CALORIMETER. It Meaturet Exactly the Mental and Phyilcal Energlet, The cnlorlmotor or human onergy-testing onergy-testing apparatus, at Sheffield university univer-sity In, England, Ib designed to show tho amount of onergy as represented by the heat given off from tho body, expended ex-pended upon mental and manual work, Apparatus to Meature Human Energy, and also to determine whnt food products prod-ucts oro tho most economical and best for workers with brain and best for workers with brain or hands, In tho experiments a man Is shut up In tho apparatus, which Is of copper, and studied night nnd day by scientists, who watch him through a porthole. Food Is passed to him through a ddublo trap-door, and his only means of communication with tho outside world It by means of a telephone. tele-phone. Through tho telephone ho Is told what to do. Part of the time ho occupies hluiBolf with brain work and part of tho tlmo nt manual labor. During Dur-ing the entire time the machine Is registering his cnorgy under tho different dif-ferent conditions. |