Andrew Lang 
King Arthur, Tales of the Round Table [EPUB ebook] 

A ruler said to be the model of goodness over evil and a formidable comrade in the ever-present struggle between right and wrong, the figure of King Arthur of England prevails at the heart of the Arthurian legends. The myths surrounding his reign have been recounted in endless tales.
This essential collection includes the best-loved legends of the man and his
Knights of the Round Table, a masterpiece by Andrew Lang, the most famous storyteller.