Telharmonium Developed By Thaddeus Cahill In 1897 . Electromechanical Instrument ...
Stockphoto ID: 2766531
File name: 73882.jpg
Format: digital, 4000+ pixels longest side
Property release: no Model release: no
Source: photo agency Based in: United Kingdom
Description: Telharmonium developed by Thaddeus Cahill in 1897 . Electromechanical instrument . Patent plan for Cahills Art of and Apparatus for Generating and Distributing music electrically .