Faux tortoiseshell ear trumpet with its case,dating from 1900. Ear trumpets were used to aid those with difficulties in hearing. Sound waves enter the wide 'sound collecting' dome and become amplified as they pass along the narrow tube and into the earpiece. The tip of the earpiece is placed in the ear canal of the user,amplification of the sound makes it easier to hear. This piece is made from celluloid,it was manufactured in England by Hawksley | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 5176 px × 3377 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |