New Tolkien books

From Jason Fisher's blog at http://lingwe.blogspot.com/, news of a new book on "Middle-earth Minstrel: Essays on Music in Tolkien" http://www.amazon.com/product/dp/0786448148/?tag=5336432744-20

And from Michael Drout's Facebook page, news of his new book, The Tower and the Ruin: Explorations in Tolkien's World.
http://www.facebook.com/search/?q=michael+drout&init=quick#!/profile.php?id=15001690&ref=search&sid=658173407.2345667336..1

From the Tolkien Library website, news of a new hardback edition of the History of Middle-earth series http://www.tolkienlibrary.com/press/931-History_of_Middle-earth_reprint_2010.php

And from the same site, news of Tolkien's Sigurd and Gudrun in paperback
http://www.tolkienlibrary.com/press/935-Legend_Sigurd_Gudrun_Paperback.php

ETA: 2011 calendar to feature the work of Cor Blok
http://www.tolkienlibrary.com/press/930-Tolkien_Calendar_2011_Cor_Blok.php