The Electrical Review, Volume 6

acid action American apparatus applied armature arrangement axis battery Bell brake cable candles carbon cause cells cent centimetres circuit coil communication conductor connected consists construction copper cost cylinder diaphragm direction disc distance Ditto dividend Edison effect electric current electric light electric telegraph electrical resistance electro-magnet employed engine exhibited experiments feet ferrotype galvanometer give Gramme machine gutta-percha heat Improvements inches increase induction induction coil instrument insulated invention lamp length lever London machine magnet magnetising means ment Messrs metal microphone miles millimetres motion obtained ordinary paper Paris passed patent phonograph placed plate platinum pole position Preece pressure produced Professor Hughes railway receiving recently relay resistance rotation screw selenium shareholders Siemens signals Society soft iron sound Submarine surface tele Telegraph Company TELEGRAPHIC JOURNAL telephone temperature tion transmitted tricity tube vibrations Western Union wheel wire zinc