部Chronology

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58060067070080090097010001100120015401600170018001900 620–669750–799810–899910–9691010–10991290–1539

1

2

2

2

1

1

1

2

1

1

2

2

1

1

1

3

2

1

1

1

1

1

8 +2

1

40 +34

2

2

58 +52

1

4

1

15 +9

25 +19

7 +1

2

6

13 +7

4

7 +1

3

26 +20

2

4

17 +11

20 +14

34 +28

8 +2

No year recorded 564

+558

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 ↗