Corpus of Electronic Texts Edition
Cath Maige Tuired: The Second Battle of Mag Tuired (Author: [unknown])

section 37

This was the duty which he had, to bring firewood to the fortress. He would bring a bundle every day from the islands of Clew Bay. The sea would carry off two-thirds of his bundle because he was weak for lack of food. He used to bring back only one third, and he supplied the host from day to day.