The History of Middle-earth: Boxes III & IV Announced

I may be a bit late to the game (meant to do this post a few days ago) though the info for The History of Middle-earth: Boxed Sets III & IV have recently come out, seemingly at the same time. Arriving June 6 (that's the scheduled date as of this post) with an ISBN of 9780008669294, is Box III. Box III contains: The Return of the the Shadow, The Treason of Isengard, The War of the Ring and (spoiler alert! Kidding) Sauron Defeated . All of those are immediately associated with Tolkien writing The Lord of the Rings . Next, and lastly for these History of Middle-earth Boxed Sets, is Boxed Set IV. Arriving on August 15 (again, that date is as of this post) with an ISBN of 9780008669393, is Boxed Set IV. It contains Morgoth's Ring, The War of the Jewels, The Peoples of Middle-earth and the very handy Index to the entire series. Once History of Middle-earth: Box IV is out, I'll do a post with all their ISBNs collected into one pos...