被Chronology

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5105806007008009001000110012001410154016001700179018001900 520–579750–799910–9991010–10991290–14091420–15391730–1789

1

1

2

1

1

1

2

1

1

1

2

1

1

2

1

3

1

3

1

1

1

1

1

1

2

2

2

1

3

5

26 +20

2

10 +4

266 +260

2

1

8 +2

22 +16

11 +5

4

1

1

14 +8

10 +4

20 +14

No year recorded 2,780

+2,774

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 ↗