Crystal Palace International Electric Exhibition 1881-82

63 184 .—J. Orme & Co., 65, Barbican, E.C. Telephones and Transmitters as used throughout the country and abroad for lines of from 1 to 250 miles. (See Advt., p. 119.) Western Gallery. 185 .—E. Paterson, 76, Little Britain, Aldersgate Street, E.C Gower-Bell Loud-speaking Telephones ; Johnson's Patent Carbon Transmitter; Exchange Boards of various descriptions^ and Complete Outfits for telephone exchanges. (See Advt., p. 119.) South Nave and Southern Gallery. 186 .—Julius Sax, 108, Great Russell Street, Bloomsbury. Telephone Transmitters and Indicators. Eastern Gallery and South Nave. 187 .—Scientific Toy Company, Sun AVorks, Kirkwood Road Peckham. The Musical Ghost or Electric Songster. A small transmitter conveys vocal and other musical souncis any distance by secreted wire to the musical ghost, another small instrument which reproduces same greatly increased in volume and effect; thus a song’ hummed gently at one end is magnified and liteial y roared out at the other, causing either great amusement or con- sternation as desired. Gallery at bach of Concert-Room. 188 .—F. J. Smith, Taunton, Somerset. 2 Sets of 'Irans- mitters and Telephones. (See Advt., p. 139.) Southern Galle') y. 189 .—Tasker, Sons, & Co., Sheffield. Jolinson’s Transmitter has been, devised to overcome the deteriorating influences con- stantly at work in microphonia transmitters, and thereby to seouie absolute permanency of adjustment; to clear the circuit Ox noises in the receiving telephone; to increase the clearness and. distinctness of articulation ; and to reduce the battery power. In combination with, a special arrangement of carbon contacts is a branch-circuit of proper resistance, which, working together, prevent an undue rise or fall of the electric undulations on (See Advt., p. 130.) Southern Gallery. ^90.—United Telephone Company, Limited, 36, Coleman Street’ E.C. Telephones and Telephone Exchange. Eastern Gallery. 190a.—Magnus Volk, Telegraph Works, Ditchling Rise, Brighton. 50-line Telephone Exchange Switch-board, complete, with reversed slipper springs to avoid accumulation of clast; Table Keys for switch-room; Table and other Jacks r b witch- bell for use with battery; Switch-bell Magnets, new pattern; Annunciator Drops for exchange switch-board, requiring no con- nections beyond screwing up on the board; various Switches 2, 3, and 4 drop Annunciators, complete. Eastern Gallery. 191.—Woodhouse & Rawson, 11, Queen Victoria Street, E.C. A new Telephone; a Microphone upon a new principle. Eastern Gallery.