PERIOD 9 ​
​1980-2016   

Essential Artifacts

Curiosity Artifacts

​PERIOD 8 
​1945-1980

Essential Artifacts

Curiosity Artifacts

PERIOD 7 
1890-1945

Essential Artifacts

Curiosity Artifacts

PERIOD 6 
1865-1898

Essential Artifacts

Curiosity Artifacts

PERIOD 5 
1865-1898

Essential Artifacts

Curiosity Artifacts

PERIOD 4 
1800-1848

Essential Artifacts

Curiosity Artifacts

PERIOD 3 
1754-1800

Essential Artifacts

Curiosity Artifacts

PERIOD 2 
1607-1754

Essential Artifacts

Curiosity Artifacts

PERIOD 1 
1491-1607

Essential Artifacts

Curiosity Artifacts