. Electricity in diseases of the eye, ear, nose and throat . Pig. 64.—The Second Exposure. The plates are then plotted on a suitable chart,the shadows of the indicator serving to determinethe direction of the rays of light, and the position ofthe foreign body is graphically shown by the inter^cepting lines. 78 ELECTEO-THEKAPEUTIC fa LOCALIZER, 79 HOfilTONTALSEC TION.

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Keywords: ., boo, bookcentury1900, bookdecade1910, booksubjecteye, bookyear1912