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Telecommunications devices for the deaf -- United States -- History

 Subject
Subject Source: Library of Congress Subject Headings

Found in 2 Collections and/or Records:

John Ratcliffe collection of communication devices for the deaf

 Collection — Multiple Containers
Identifier: RITDSA-0155
Overview

Collection of communication and noise alerting devices for the deaf used by donor John Ratcliffe throughout his life. Items included are doorbell signals, flashing lights, vibrating devices, and Telecommunication devices for the deaf (TDDs) that assisted those living without hearing.

Dates: circa 1955-2015
Found in: RIT Archives

Raymond Kenney collection of ESAD and RTCAD records

 Collection — Multiple Containers
Identifier: RITDSA-0168
Overview

The Raymond Kenney collection of ESAD and RTCAD records spans Raymond T. Kenney's time in General local and national organziations, RTCAD, RCAD and ESAD.These positions produced paperwork such as administrative materials, flyers, TTY supply booklets, correspondence with in and to other organizations and multiple testimonals from court cases.

Dates: 1970-2007
Found in: RIT Archives