Don't have Telegram yet? Try it now!
https://seamussweeney.net/2018/06/24/voyagers-in-the-vault-of-heaven-the-phenomenon-of-ships-in-the-sky-in-medieval-ireland-and-beyond-a-paper-by-michael-mccaughran-links-the-kilnaruane-pillar-francoise-henry-and-seamus-heaney/
"Voyagers in the Vault of Heaven: The Phenomenon of Ships in the Sky in Medieval Ireland and Beyond" - a paper by Michael McCaughran links the Kilnaruane Pillar, Fran├žoise Henry and Seamus Heaney