Telephony – Page 56

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Wood and metal device with transmission and reception system with grommet to hang on a hook. Individual bell and call button.

Metal device with striped column with separate transmission and reception system

Wood and metal device with magnet and crank. Bells at the front and integrated handset to hang on a hook. Fabric cord.

Metal and bakelite piece with connection terminals

Transmitting device with wooden handle

Metal base and column. Separate transmission and reception system. Fabric cord.

Telegraph apparatus with tape receiver reel and connection terminals.

Cherry wood or rosewood device, with mouthpiece and bell at the front and separate audio element. It has a selector for calls to different stations.

Wooden box and metal components. Smooth fabric cable.

Audio element. Lathe wood and fabric cable.