National Geographic : 1920 Apr
The Hoover lifts the rug from the floor, like this-flutters it upon a cushion of air, gently "beats" out its embedded grit, and soprolongs its life Every rug is a constant collector of three kinds of dirt: embedded grit, clinging litter and sur face dust. Three cleaning processes, therefore, are constantly necessary. Only The Hoover performs the three at once. It gently beats, to dislodge all the destructive embedded grit. It swiftly sweeps, to detach all the stubbornly adhering litter. It powerfully suction cleans, to withdraw all loose surface dirt. And it is the largest selling electric cleaner in the world. Like HO OVER It Beats-as it Sweeps-as it Cleans THE HOOVER SUCTION SWEEPER COMPANY The oldest makers of electric cleaners North Canton, Ohio Hamilton, Canada "Mention The Geographic-It identifies you"