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Subject (Era)
- 20th century8
- 19th century5
- 18th century3
- 1800-19992
- 1500 - 17001
- 1600-18991
- 1700-18991
- 17th century1
- 1800-18991
- 1861-19121
- 1861-19491
- 1900-19991
- 220-5891
- Ancient Chinese, 600-12001
- Colonial period, ca. 1600-17751
- Early modern, 1500-17001
- Greco-Roman period, 332 B.C.-640 A.D.1
- Han dynasty, 202 B.C.-220 A.D.1
- Qin and Han dynasties, 221 B.C.-220 A.D.1
- Qin dynasty, 221-207 B.C.1