Author George Defrees Shepardson

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8.7/10 (8 votes)

8.7/10
8

Books by George Defrees Shepardson:

Cover Telephone Apparatus An Introduction to the Development And Theory

Telephone Apparatus An Introduction to the...

9 / 10

Cover Electrical Catechism; An Introductory Treatise On Electricity And Its Uses

Electrical Catechism; An Introductory Treatise On Electricity And Its Uses

Electrical Catechism; An Introductory Trea...

9 / 10

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