The Telephone :
Dolbear, A. E. 1837-1910
The Telephone : An Account of the Phenomena of Electricity, Magnetism, and Sound, as Involved in Its Action [electronic resource] / A. E. Dolbear - Project Gutenberg, 2010 - Project Gutenberg 33154 .
Public domain in the USA.
Electronic text
Telephone
TK
The Telephone : An Account of the Phenomena of Electricity, Magnetism, and Sound, as Involved in Its Action [electronic resource] / A. E. Dolbear - Project Gutenberg, 2010 - Project Gutenberg 33154 .
Public domain in the USA.
Electronic text
Telephone
TK