books: The Art of Computer Programming by By Donald E. Knuth

a new book!

Art of Computer Programming, Volume 4B, The: Combinatorial Algorithms | InformIT

Donald Knuth - Wikipedia

Internet Archive Search: creator:"Donald E. Knuth"

not clear how copyrights on this works, but it is available

The Art of Computer Programming. Volume 4A. Combinatorial Algorithms. Part 1 : Donald E. Knuth : Free Download, Borrow, and Streaming : Internet Archive

The Art of Computer Programming. Volume 4A. Combinatorial Algorithms. Part 1 PDF @ Archive.org

The Art of Computer Programming. Volume 3. Sorting and Searching. Second Edition PDF @ Archive.org