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It allowed blind people to use typewriters because of its raised keys. It became a standard tool in British schools for the blind throughout the 1850s. Hughes also served as the first governor of Henshaw's Blind Asylum in Manchester, which was dedicated to training and paid employment for blind people.
* In 1855, the Italian Giuseppe Ravizza created a prototype typewriter called Cembalo scrivano o macchina da scrivere a tasti ("Scribe harpsichord, or machine for

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