His son Christopher spent his whole life editing and organising all his father's unfinished works. The bulk of that was the History of Middle Earth of which a

His son Christopher spent his whole life editing and organising all his father's unfinished works. The bulk of that was the History of Middle Earth of which a few volumes cover LoTR. https://en.wikipedia.org/wiki/The_History_of_The_Lord_of_the_Rings https://en.wikipedia.org/wiki/The_History_of_The_Lord_of_the...