Del calendario vasco y del cuento de los dos jibosos

The author criticises the article on the Basque calendar by Vinson. Aranzadi does agree with some of the interpretations that Vinson makes on the names of some of the months in Basque. He reports on the tale "The two hunchbacks" he had heard in Spanish" in reference to the days of the week, of which he had also read a version in French although the main characters in this version were Charlemagne and a undine