It seems those were drawn by Barbara Remington [1] who didn't have time to read the books before making her illustrations. Apparently, the Lord of the Rings was

It seems those were drawn by Barbara Remington [1] who didn't have time to read the books before making her illustrations. Apparently, the Lord of the Rings was in public domain in the US for a short while, so the publisher (and Tolkien) had to rush for a new 'authorized' version. [1]: https://arrgle.com/emus-and-piracy-the-story-behind-the-lord-of-the-rings/ https://arrgle.com/emus-and-piracy-the-story-behind-the-lord...