Learning Morse Code
Morse code, also known as CW (Carrier Wave), is still a very common mode of communication between HF amateur radio operators today. Nearly 60 % of all DX-Perdition contacts are confirmed using CW. It takes many hours of practice to master the art of sending code, either via a straight key or iambic paddle. There are various methods of learning CW and you need to find a method that suits you. Herewith a few articles for you to download and peruse.
Learning Morse Code as a Language
Zen and the Art of Radio Telegraphy