OCR Text |
Show I Harvard Observaflorv Observatory Ob5erva ory Sets Cer Centennial tenniail I BOSTONLong BOSTON -Long Long - Long known knO\\'ll knO 'll ll \ ' as the thewestern thewestern thawestern western hemisphere s Patrolman of ofthe ofthe ofthe the Skies the Harvard college ob oh observatory ohservatory observatory servatory w 11 note the 100th annl anni annlversary anniversary anniversary versary of It itsi its founding foundmg at a tour four day daycelebratIon daycelebration daycelebration celebratIon December 2730 27 30 In con connectIon connection connectlon nectIon w th the event two sc se ence once enceconventions onceconventions cnceconventions conventions are scheduled hereF hereF here hereF F rst planetarium planetanum in the vorld to tophotograph tophotograph tophotograph photograph the stellar activities of ofthe ofthe ofthe the sky ky the observatory was com corn completed cornpleted cornpleted pleted in m 1846 1646 S nee nce then it has be come the central clearing house houo.e houoe . for forall forall forall all astronomical astronomleal information mformahoft on thIS thIScont thiscoat thucont cont coat nent vent . . Beginning Beklnmng , m 1880 the observa observatory observatory observatory tory has photographed huge sections sectionsof of the sky each n ght As a result It Itbas ithas ithas bas has a collection of photogra photograph ph pia plates platesnumbering platcanumbering tea teanumbering numbering more than 500000 500 000 wh ch chenables chenables chenables enables astronomers to check the thestellar thestellar thestellar stellar act vities vitles vibes which have oc occurred occurred occurred curred during any clear evening evenmg of ofthe ofthe ofthe the past 66 yearc yearr years |