The Fall of Arthur
J.R.R. Tolkien, The Fall of Arthur, edited by Christopher Tolkien - This publication is currently being indexed — page references might be missing!
- Frisian ship 26; Frisian captain 28; Frisian sea-captain 
J.R.R. Tolkien, "Eldarin Hands, Fingers & Numerals and Related Writings — Part One" (edited by Patrick H. Wynne), in Vinyar Tengwar, Number 47, February 2005
- West Frisian Islands [37 (note 54)]