父Chronology

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500580600700800900970100011101200141015401600170018001900 520–579750–799910–9691010–11091290–14091420–1539

1

2

2

1

1

7 +1

1

1

1

1

1

1

3

1

1

1

2

1

1

2

3

1

2

1

1

1

1

7 +1

1

5

3

2

17 +11

5

19 +13

1

32 +26

3

5

36 +30

6

13 +7

9 +3

3

1

1

6

3

1

19 +13

1

6

No year recorded 341

+335

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 ↗