;Archaeology
*England
**Ashwell, Hertfordshire C9th. Tree of life design. (Letchworth Museum 1978.77) [https://northhertsmuseum.org/north-hertfordshire-museum/collections/object-details/547918/ North Hertfordshire Museum][http://www.dayofarchaeology.com/letchworth-museum-stories/dayofarchaeology.com Letchworth Museum Stories]
**Castor, Peterborough [CAMERON 2000:p.194 fig.258]
**Lincolnshire. Anglo-Scandinavian [HAMMOND 2010:p.80 fig.1.8.4-d]