Show I BAROMETER TUNED TO FINE DEGREE DECREE Weather Mans Man's Moving Day Will Mean Some Clever Calculation The Tho change o in quarters of or tho the local o al office of ol tho the United States tates weather bureau bureau bu bu- bLu- bLu reau resu means considerable more than mere merely hauling office and In Instruments In- In from the Dooly Doob block to the tho eleventh floor of or the Boston Hoston building The Tho exact line lino of altitude level el must be he obtained for barometric instrument purposes and yesterday the local office of oC the bureau was busy In ascertaining the time altitude Tho The Instruments of ot tho timo weather bureau bureau bureau bu bu- bu- bu reau are attuned to such a line Une point that the tho difference of or a u. few Cew feet teet In hel height ht In the time location of ot these Instruments instruments ments means much as AH to whether or not fiot they depict conditions correctly An n Increased height makes time the running of oC new levels le necessary At tho the weather tower of ot the tho bureau on tho the top of tho the Boston building there will bo be a 0 different all muir pressure than timan at the ho Dool Dooly block Tho Time barometer barome tel ter at the Doo Dooly block records a u pressure pressure pres pres- I sure Hure o of exactly twelve pounds to the time I square inch or 2 27 7 7 pounds less than tho time pressure at sea level le There Is approximately a change chango of or 1 1000 of ot otan I an aim Inch In the time barometric record for tor every foot oot additional T in elevation |