[pb_vidembed title=”” caption=”” url=”[pb_vidembed title=”alexander graham bell hearing aid” caption=”” url=”http://22.214.171.124/videos//alexander-graham-bell-hearing-aid.mp4″ type=”mov” w=”480″ h=”385″]” do enjoy watching this text video“]
ALEXANDER GRAHAM BELL’S HEARING AID
We all know that Alexander Graham Bell invented
the telephone? But did he try to invent a hearing
There was a deaf play about Alexander Graham
Bell, and it said he tried to invent a hearing
aid and failed!
It was a surprise to DeafDigest editor.