咄Chronology

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5806009009701100168017901800 620–899910–969980–10991160–16791700–1789

1

2

1

1

1

2

1

1

2

31 +25

2

1

9 +3

1

1

3

No year recorded 52

+46

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 ↗