Thread:Gen. Grievous1138/@comment-31421070-20170324084513/@comment-26172435-20170324091446

Yes, but be aware that not all Tolkien writings have been produced by him with the same consistent status. Generally speaking, the more recent and the more authentic (being written by J.R.R. Tolkien himself), the higher in the priority of canonicality (is that even a word?).