Show interesting birre since the sudden fall of the great campanile at venice a fox few years ago scientific experiments have beon made to afford assurance of at ilc stability or of other famous piles in italy among these is the ballue cathedral ot of milan alllan built ajl of i in irble with scores of slender pinnacles and a totty of ty main spire terminating ina in a great rb statue of tho the virgin the ex ei p on oa this spire while demonstrating its complete stability show interesting effects of the wind and olar rays As with other lofty towers the point of 0 the spire describes baily an elliptical curve lie be size and precise form of which vary with atmospheric mo conditions hut but tile great sst eat displacement seldom arri amounts to more than a single minute of are arc in this case less than a third of an inch k tempest of uncommon violence in 1905 displaced the top of the spire sight ight millimeters harpers Ilar pers weekly |