(Mirrored from etler.com)

This is a digital copy of Fundamentals of Telephone Communication Systems, Revised Edition, published by Western Electric Co. in 1969.

It covers the state of the art in AT&T's network at that time.

Due to the massive size of the book, nearly 1000 pages, it is being made available by individual chapters.

• Chapter 0: Table of Contents  (381k PDF)
• Chapter 1: Brief History of Communications  (7.5M PDF)
• Chapter 2: Station Apparatus  (3.3M PDF)
• Chapter 3: Local Manual Systems  (3.5M PDF)
• Chapter 4: Step-by-Step Systems  (7.3M PDF)
• Chapter 5: Panel Switching System  (6.5M PDF)
• Chapter 6: Principles of Crossbar Switching[6-Crossbar.pdf - MISSING]  (1.5M PDF)
• Chapter 7: No. 1 Crossbar and Crossbar Tandem Systems  (4M PDF)
• Chapter 8: No. 5 Crossbar System  (4.6M PDF)
• Chapter 9: No. 1 Electronic Switching System  (13.1M PDF)
• Chapter 10: No. 4A Toll Switching System  (4.3M PDF)
• Chapter 11: Direct Distance Dialing  (1.7M PDF)
• Chapter 12: Toll Switchboards  (3M PDF)
• Chapter 13: The Traffic Service Position Systems  (2M PDF)
• Chapter 14: Automatic Message Accounting  (9.3M PDF)
• Chapter 15: Outside Plant Facilities  (6.2M PDF)
• Chapter 16: Carrier Systems  (5.7M PDF)
• Chapter 17: Voice Frequency Repeaters  (2.3M PDF)
• Chapter 18: Telephone Power Plants[18-PowerPlants.pdf - MISSING]  (18M PDF)
• Chapter 19: Central Office Test Facilities  (3.9M PDF)

For those who wish to have one single 107 MB PDF it can be found here: Fundamentals-of-Telephone-Communication-Systems.pdf