Grade
4-6
Richard Worth
Telegraph and Telephone
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.
- Series
- Great Inventions
- ISBN
- 083686591X / 9780836865912
- Pages
- 48
- Weight
- 3.2 oz.
- Dimensions
- 6.5 x 0.2
in.