National Geographic : 1945 Oct
Staff Photograpler Willard R. Culver "Hot Off the Air"-a Newspaper Comes to Your Home by Radio A tabloid with news, ads, and pictures is "printed" in the facsimile receiver attached to a home radio. A page is converted into signals sent by radio or wire, then reproduced on sensitized paper fed out of the receiver. Thus people in the country may get their morning paper as early as city dwellers. SWestinghouse Electric Corporation An Electronic Housemaid Guards Your Home from Dirt If windows are kept closed, and air fed into the house through acentral ventilating or heating system, this Precipitron diminishes sweeping. As air rushes through the "drawer"open atthe bottom, dust particles are electrified by tungsten wires, then filchedout ofthe air stream bycharged metal plates.