This book deals with the works of Graham Bell and other scientists on the phenomena of sound and ...

Whilst the greatest effort has been made to ensure the quality of this text, due to the historica...

Education of Deaf Children - Evidence of Edward Miner Gallaudet and Alexander Graham Bell is an u...

Upon the Production of Sound by Radiant Energy is an unchanged, high-quality reprint of the origi...

The TelephoneA lecture entitled Researches in Electric Telephony is an unchanged, high-quality re...

The Telephone: A lecture entitled Researches in Electric Telephony, a classical and rare book tha...

Reprint of the original, first published in 1882.

Reprint of the original, first published in 1882.

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...