Show Ballooning Affects the Eyes A Parisian eye scientist has been making experiments to discover tho effects of ballooning at varying altitudes alti-tudes upon tho human visual system At an altitude of GOOO feet a bottle was flung overboard Into a lake beneath be-neath Tho occupants of tho car were able to follow with ease the descent of the bottle through the air and also able to watch tho neck of tho vessel as It disappeared Into tho water Tho balloon then soared to a greater height and by examination the doctor ascertained ascer-tained that at this altitude there was a considerable diminution of the pics sure on tho visual organs Tho pupils distended and the sensibility of the optic nerve was appreciably Increased u |