漢Chronology

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460500580600670700830900960100010801100120015401660172018001900 520–579620–669750–829840–899910–9591010–10791230–15391600–16591670–1719

1

1

1

1

7 +1

4

2

1

1

2

1

1

1

1

1

2

1

1

1

5

2

1

1

2

1

2

1

9 +3

12 +6

4

4

1

15 +9

3

4

5

5

6

2

9 +3

4

4

6

No year recorded 91

+85

Each crop stands at the decade of the first year its book's date gives; a date given only as before a year stands at that year. Dates come from the catalogues and editions cited with each record. The bars draw the whole span and their counts to scale; in the strip below them, fifty years or more with no crop are folded and marked. Japanese dates converted with HuTime ↗