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| Picture No | 10923241 |
| Date | 1914 |
| Description | E. Thorp Hicks with his sound educator for helping the deaf |
| Details |
The inventor of the Sound educator, Mr E. Thorp Hincks, pictured with his invention which subjected the ear to the recurrence of sounds whose pitch, intensity and timbre had been selected expressly for the purpose.
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| Source | Portrait in The Sketch, 13 May 1914 |
| Credit | © Illustrated London News Ltd/Mary Evans |
| Restrictions |
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