Here is a book "Fundamentals of Machine Tools" which the army has adapted for there training purposes. This is an excellent beginning course for the aspiring machinist. The text covers properties of materials and heat treatment, portable tools, drilling machines, grinding and sawing machines. There is very good coverage of lathe and milling machine methods and procedures including set-ups and accessories. Clear instructions for proper drill and tool angles and lots of tables at the back so you don't have to do the math work.
This is a very clean copy published in 1996. It is 309 pages and a 7 MB pdf. Download it on my Books - Free Downloads page.