Paperback
(Gareth Stevens Pub Secondary Lib, June 1, 2006)
Discusses the reasons behind the invention of the telegraph and telephone, the impact and expansion of the these devices, and the improvements made to both.
Library Binding
(Gareth Stevens Pub Secondary Lib, July 1, 2005)
Discusses the reasons behind the invention of the telegraph and telephone, the impact and expansion of the these devices, and the improvements made to both.