Recreating an early medieval Irish shoe
https://broguesandshoes.com/early-medieval-irish-shoe/
The Evangelists’ shoes in early manuscripts
https://www.tcd.ie/library/early-irish-mss/the-evangelists-shoes-2/
Preservation in bogs
https://slate.com/news-and-politics/2006/07/how-do-bogs-keep-things-fresh.html
https://www.wired.com/2009/08/bogosphere/
The Faddan More Psalter
https://www.nationalgeographic.com/science/2006/07/ireland-bog-medieval-book-discovery/
Cashel Man
https://www.bbc.co.uk/news/science-environment-24053119
https://www.archaeology.co.uk/articles/news/news-not-bog-standard.htm
Clonycavan Man and Old Croghan Man
http://irisharchaeology.ie/2011/08/irish-bog-bodies-recent-discoveries/