40 works carry all of these threads.
late 18th–early 19th century
5th–6th century
ca. 1504–1447 B.C.
4th century
6th–9th century
18th century
3rd–4th century
1700–1899
fourth quarter 18th century
mid-18th century
ca. 750–700 B.C.
4th–5th century
13th–14th century
early 19th century
ca. 1981–1975 B.C.
