Genre:

News-Commentary, Drollery

Subjects:

Sound, Meteorology, Invention, Travel, Accidents

    Reports on an invention for 'enabling anybody to scream in a fog, and to be heard on all sides at six miles' distance'. Warns that the instrument does not indicate the distance of the sound and contemplates the effect of alarming 'a whole neighbourhood for six miles round' to prevent a collision between cabs.