Show Sound Film in Reverse Eases Report of Shot How the sensitivity of the human human human hu hu- hu- hu man ear may be changed instantly and radically is demonstrated by bya a sound film recording of a revolver revolver revolver ver shot says Colliers When the film is run forward the loud report makes the ears insensitive to other sound waves that follow with decreasing decreasing decreasing de de- de- de creasing intensity When the film is run in reverse only a soft swish is heard because these sound waves successively increase increase increase in in- crease in intensity and so condition condition condition condi condi- tion the e ears in a split second that the report itself is not detect detect- able |