67 works carry all of these threads.
ca. 1180–1210
12th–13th century
8th–12th century
probably 8th–12th century
ca. 1250
11th–late 15th century
8th–13th century
13th century and later
11th–12th century
late 13th–early 14th century
10th–early 16th century
12th–15th century
