船Chronology

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500580600670800900112011901200154016001700177018001900 510–579620–669680–799810–899910–11191140–11891290–15391720–1769

1

1

1

2

3

2

1

1

1

1

1

1

1

1

3

1

2

17 +11

14 +8

6

11 +5

2

82 +76

19 +13

4

10 +4

5

30 +24

5

8 +2

6

8 +2

No year recorded 359

+353

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 ↗