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United States of America Directory for Interdepartmental Dial Telephone System, Washington, D.C.
R 2,241
United States of America Directory for Interdepartmental Dial Telephone System, Washington, D.C.

Some Contemporary Advances in Physics--XXIX: The Nucleus--IV (Bell Telephone System Monographs)
R 1,108
Some Contemporary Advances in Physics--XXIX: The Nucleus--IV (Bell Telephone System Monographs)

Wireless telephone construction (Model library)
R 1,613
Wireless telephone construction (Model library)

900 Know-How: How to Succeed with Your Own 900 Number Business
R 514
900 Know-How: How to Succeed with Your Own 900 Number Business

How to Buy a Telephone System: A Step-By-Step Approach
R 4,714
How to Buy a Telephone System: A Step-By-Step Approach

The Phone Book: How to Get the Telephone Equipment and Service You Want and Pay Less
R 613
The Phone Book: How to Get the Telephone Equipment and Service You Want and Pay Less

Transmission & Signalling Basics
R 793
Transmission & Signalling Basics

Introducing Cellular Communications
R 1,401
Introducing Cellular Communications

Genius at Work: Images of Alexander Graham Bell
R 702
Genius at Work: Images of Alexander Graham Bell

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