The Telephone

The Telephone

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Describes why and how the telephone was invented, how the telephone system was developed, and how the telephone has been physically improved since its invention.Long-distance calling can cost as little as two to five cents per minute, any time of day, and many providers charge no monthly fees for basic service. For example, ATaamp;T offers a fairly typical home phone plan in which, for $40 a month, theanbsp;...

Title:The Telephone
Author:John Murphy
Publisher:Infobase Publishing - 2009


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