40 works carry all of these threads.
19th century
5th–6th century
Campbell · first half 17th century
1830–60
13th–14th century
late 18th–early 19th century
ca. 1981–1975 B.C.
3rd–4th century
fourth quarter 18th century
4th century
early 19th century
18th century
1811
17th century
