[GreenKeys] Telegraph Transmission and Loop Wiring

[Don Robert House]

One too many "W"s

http://www.abebooks.com


On 15 May 2007, at 6:20 PM, Larry Tighe wrote:

That link won't open for me....it does for you???


lar
----- Original Message ----- From: "Don Robert House"  
<drhouse at nadcomm.com>
To: "Greenkeys" <greenkeys at mailman.qth.net>
Sent: Tuesday, May 15, 2007 18:27
Subject: [GreenKeys] Telegraph Transmission and Loop Wiring


> A good source for all of your telegraph transmission and loop  
> answers  reside in the AT&T GREEN BOOK.
> Principles of Electricity applied to Telephone and Telegraph Work
> Long Lines Department, American Telephone and Telegraph Company
> There are several editions: 1928, 1938, 1941, 1953, and 1961
> You can often get one on eBay or on http://www.abebooks.com
> Don
> K9TTY
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