[GreenKeys] Good Lesson Book

[Daniel Jones]

Everyone can learn something new from this excellent book.  

If your new to Teletype and Telegraphy then read through this excellent book.  

NAVSHIPS 0967-255-0010 (principles of telegraphy - teletypewriter) courtesy 
 https://www.navy-radio.com/



https://navy-radio.com/manuals/tty/Principles_of_Telegraphy.pdf

Daniel
K6YIC 
Sent from my iPhone
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