When an author passes away, it is fairly common for them to leave behind unfinished manuscripts. In other cases, authors have outlined an entire series of books, but are unable to complete them all. Sometimes called continuation books or series, these twelve tag-teamed projects were all started by one author and finished by another.
We've been nerding out about Amazon's upcoming Lord of the Rings series premiering on September 22. So, we're reading everything we can about the history of these epic stories and we've learned some pretty interesting things. Here are ten little-known facts we've uncovered.