Telephones Words Over Wires

by Marcus Webb

Discusses the invention of the telephone and technological advances and future developments in telephone equipment and services.

• Format: Hardcover
• Language: English
• ISBN: 1560062193
• ISBN13: 9781560062196
• Release Date: January 1992
• Publisher: Lucent Books
• Length: 96 Pages
• Weight: 1.09 lbs.
• Dimensions: 0.4" x 7.2" x 10.2"
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7