81 works carry all of these threads.
first half 17th century
ca. 1630
7th century (?)
14th century
18th century
Sukemitsu of Bizen · sword (katana) blade, dated 1440; short sword (wakizashi) blade, 15th century; mountings, late 18th century
Master I. C. (probably Jean Court or Jean de Court) · ca. 1560–70
ca. 1615–1868
4th–7th century
Matthew Boulton · ca. 1770
15th–16th century
ca. 2500–2350 BCE
