[GreenKeys] Telegraph Transmission and Loop Wiring

[Randy or Sherry Guttery]

Don Robert House wrote:

> 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

The 1953 edition is available online at:

http://www.pmillett.com/tecnical_books_online.htm

Sherry had found it since it's the same age she is - and she's always 
interested in such stuff (as an example - her R-391's "acceptance stamp" 
  is dated 10/23/1953 -- as is the copy of the R-391 manual she has - 
which just happens to be her birthdate).

best regards...
-- 
randy guttery

A Tender Tale - a page dedicated to those Ships and Crews
so vital to the United States Silent Service:
http://tendertale.com