Show SPLITTING SECONDS now minute interval of time aro accurately cura tely tho measurement of manuto internals of trinola one of tha most difficult bibb docta with in tha laboratory and this la more especially tho caso as tho apparatus employed Is often adapted or alio uso 0 choso who lack in tho precision gained by years of export work in A frenchman hii recently ft which comprises a metallic dish turning freely on nn passing through its can ter tho tetuo end ot n spring carries n nocolo point which bears hu disk this la timed to alvo per this rato la determined by timing tho spring so that it vibrates bo known vibrations ot and periods per soc accuracy in tho of tho intermediate points la not of grout importance as it can bo shown that tho difference only tho fifth of decimals of n single second of courso anny variation in speed of tho disk docs not influence tho number of vibrations of tho ity moans of a inn light traces ot tho path of tho anro left upon B sensitive plate upon tho disk tho Is certainly not new in principle but tho arrangement ran gement Is ono which hag not been do in this particular form philadelphia ricord hound to save provo tho rule and alio wrong conclusion which n dot may ranch from wrong premises may bo tho best proof eliat lio reasoning power alio following story shows plainly eliat tho dog in tho anso lacked alon but not abo acuity of reasoning when tho gloucester lifeboat wai launched in 1807 it aoa deemed necessary for two men to throw themselves into tho sen in order to show tho great utility of cork jackets in keeping the upper anit ot bodies above among tha thousands of who watching tho men floating about wag a newfoundland dog who much at what hafl no doubt considered to bo tho pori loua condition of alio men the dog ran alther binl thither barking furiously and in his best and most om canino language trying till very best to upon oua tn tho largo multitude of human beings ta go to tho mens assistance finding no ono to go eglash into tho water wont tha dog and abuin directly to tho men one of choin ha caught by tho with tho intention of helping him out ot danger A struggle tho man tried to shako alio dog off but it ans of no tho dog would not give up hla hold and finally two in a small boat obliged to go to tho companion |