Deafness in Disguise: 19th and 20th Century Concealed Hearing Devices — The featued collection of the September 06 issue of D-Lib magazine, contributed by Cathy Sarli.
Early Hearing Devices
- Date October 13, 2006
Deafness in Disguise: 19th and 20th Century Concealed Hearing Devices — The featued collection of the September 06 issue of D-Lib magazine, contributed by Cathy Sarli.