agnets, of about to be erected in several parts of JiOndon, the subject of generators capable of giving powerfiS||,cuiTents acquires a the use of belts or gearing, and consequently revolves at a which there are twelve, being placed in a shunt circuit. A small fan delivers a constant stream of air… … in carrying it out has obtained motive force, whereas the other is THE OBACH GALVANOMETERS. greater experience of town lighting for current strength alone. than any firm in this country. Con- The principle upon which they there is no fear of a stoppage from the failure of the inter- sequently their…
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