What Is Zero?

Tlie following explanation of this iinjortant reckoninjt point out the theremometer in general use in this country, and wbteh has been sucti an important topic of the timos tliis winter, is thus explaincd and illu6trated by tlie ühio State Journal, lf you never knew whnt zero was before, you can know by itudylng this : Fahrenheit was a matbematleUn and knew that a circle was divided into 300 degrees. He found tliat steani and ice wei-e the molt natural fixcd points in temperature, at opposite poles. He thetefore naturally divided the distanee on liis glasstube uetween ice and steatu Into the number ot' degrecs In tbc diameter of a circle, whicl) is 180. Ho wanted an instrument wUioli .-.kiil.l l" liouply mmh' and which would measure above steam nd below ice, so far as would be used in veryday life. He found that artificial oldcouid be produced which would cause ie naeroury to fall just ihirtv-two of the saces he bad nwrked ofl' on hls glass bevecu ice and steani, and he there, senbly or uot placed bis zero or poiut from liich he coukl count. Ilence, ice or 'eezlng 8 thiry-tWO degrces above, and team or bolilng water is the diameter of lis circle or 180 degrees above ice, or 212 egreea above zero.