号Chronology

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50058060070080096010001100120014101590160017701800 510–579840–9591010–10991290–14091420–15891700–1769

1

2

14 +8

1

2

1

1

1

1

1

2

1

2

1

1

2

1

4

3

2

1

2

2

2

9 +3

3

2

3

1

1

1

7 +1

8 +2

1

1

1

2

No year recorded 99

+93

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 ↗