Rensselaer Republican, Volume 22, Number 6, Rensselaer, Jasper County, 17 October 1889 — Waterphone. [ARTICLE]

Waterphone.

Chattanooga has received a “waterphone." This is an instrument shaped like an ordinary iron rod which, when placed on a stop-cock, will convey the sound to the ear in case the water it running. In this way it can bo determined whether or not the water is shut off in a house without entering the house. V— f./iV