As a lover of literature and design have quite a crush on Penguin Modern Classics. They have led the vanguard of book design and publishing. They have a great series on their site about their new Mini Modern Classics Series. You can get a real behind the scenes look at all aspects of publishing in the series. After you are done, make sure you go and read some of these great works, happy reading!
Part One: Road Test
Part Two: Origins
Part Three: Copy Editing
Part Four: Picture Research
Part Five: Copy Writing