48 works carry all of these threads.
3rd–12th century
8th–11th century
probably 8th–12th century
10th century
10th–early 16th century
900–1470 CE
10th century (?)
5th–10th century
9th–10th century
10th–12th century
8th–10th century
Second half of the 9th–first quarter of the 10th century
