Show VELOCITY OF BIG SHELLS Geometer Uses Problem of How LongTime Long Lona Time Is Required for Stone to Fall Fail to Center of Earth Stud Studying the velocity of ot shells hells and bullets fired In the war led Maurice Stinger Sauger a French geometer to turn to the old question of ot the time it would take a stone astone to fall to the center of the earth His conclusion was that It would l take about 20 O minutes 34 sec sec- who olio gave zave the subject much thought In the last century made the time 20 O minutes even on the other hand contended that six hours would be required Sanger says that as the tIle stone approached ap tip preached the center of ot the earth It would be drawn downward by the core of ot the earth and upward by the the shell which It had already penetrated The rate at which the density of ot the earth varies or increases as IlS we te penetrate to greater grenter depths Is unknown Sauger's formula is based upon considerations of ot the moment of ot Inertia of the earth as ns calculated from the precession of ot the equinoxes which agree with observations ob oh- on the density of the earth conducted In mine shafts If a n shaft were driven right through the earth the stone would appear at the Antipodes after 38 minutes 30 seconds and then hen return to Its starting point at which It would make Its reappearance reappear reappear- ance ut at the end of 1 I I hour 17 minutes |