Mr Elder Thing's Big Adventure by Ben Funk

https://www.goodreads.com/book/show/200635077-mr-elder-thing-s-big-adventure

A retelling of H.P. Lovecraft's "At the Mountains of Madness" from the POV of one of the Elder Things. Dr Dyer saw none of the actions of the Elder Things first hand. He made guesses and assumptions based on available evidence and his own colonial biases.This 17 page story tells the tale in simple words and bold colours from the viewpoint of Mr Elder Thing.