REMOVE

1. Codex
2. Ireland
3. 14th century [mid]

WHAT

1. Chronicles of England (3)
2. Chronicles of England--Ma … (3)
3. Great Britain--History (3)
4. Manuscripts (3)

WHERE

1. England (2)
2. England: Wiltshire: Stone … (1)
3. Wales (1)

WHO

1. Merlin (Legendary charact … (2)
2. Vortigern, active 450 (2)

WHEN

1. 1 BCE - 500 CE (2)
2. 500 - 1000 CE (1)