This guy has posted up a great collection of documents on the M14, M1917, 1911 and M1 rifle for downloading for free:
https://www.mediafire.com/folder/9onmno58kwflx/eBooks
https://www.mediafire.com/folder/9onmno58kwflx/eBooks
https://www.mediafire.com/folder/9onmno58kwflx/eBooks
https://www.mediafire.com/folder/9onmno58kwflx/eBooks
