Guitar Instruction method books and documents: 

Skills list:

Videos:

Parts of the guitar:

Artists/documentaries etc:

History of the Guitar

Part 1https://www.youtube.com/watch?v=1DqDRpJavHk

Part 2 https://www.youtube.com/watch?v=moxrydy8jGk

Artists you need to know

https://www.youtube.com/watch?v=kuseBljHhVA

The Physics of playing the guitar

https://www.youtube.com/watch?v=w6EGyFAGpXU