In this sixth volume of The History of Middle-Earth, Bilbo's magic ring becomes evolved into the dangerous Ruling Ring of the Dark Lord and a Black Rider first ... » 

In this sixth volume of The History of Middle-Earth, Bilbo's magic ring becomes evolved into the dangerous Ruling Ring of the Dark Lord and a Black Rider first rides into the Shire. The book comes complete with reproductions of the first maps and facsimile pages from the earliest manuscripts. «