30 works carry all of these threads.
1785–90
1850–70
ca. 1500
9th century
19th century
18th century
ca. 1500–1525
1600–1200 BCE
3rd–4th century CE
ca. 2750–2649 B.C.
early 19th century
ca. 550–500 BCE
late 12th–early 13th century
7th–5th century BCE
17th century (?)
