Popular science monthly . red to of ninet\- degrees w ith the , ihc palicnl lii-iiig iluw sIikkI on hisheld. tile wall! colleclidin the lungs to flow out rcssion of the chest. After a p,i>si\ r i g h changebrings aboutan expansionof the chest,the result ofits elasticityand the sink-ing into thenatural posi-tion of the intestines and of these mo\-ements can be re-peated several times a minute, thus caus-ing a succession of in and .iddition to this, if the heart action ispoor the blood is driven to the difTe
Popular science monthly . red to of ninet\- degrees w ith the , ihc palicnl lii-iiig iluw sIikkI on hisheld. tile wall! colleclidin the lungs to flow out rcssion of the chest. After a p,i>si\ r i g h changebrings aboutan expansionof the chest,the result ofits elasticityand the sink-ing into thenatural posi-tion of the intestines and of these mo\-ements can be re-peated several times a minute, thus caus-ing a succession of in and .iddition to this, if the heart action ispoor the blood is driven to the difTercntliarts of the body by graxity in thechanges of Above; By moving a lever underneath,the head-end of the table is low-ered and raised at regular intervals At left: The apparatus is adjust-able and may be folded up so thatit may be easily carried by one man Nature and Not Cannons the RealCause of Rainfall W\\\ docs oftiii follow lannonading has noth-ing to do with it. The belief that raintoniinonl\- follows antedates theinvention of gunpowder. In temperatelatitudes rain occurs normalK-, on anaverage, every three or four davs, or, insome regions, as often as every other movements of iroojis that jiiecedea are rendered dilVicult or impossi-ble by wet .md muddy leiice the of aie car-riid (lilt dining intervals of fair weather. 144 VnpiiJdr Science Moiillili/ (
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1872
