召Chronology

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610740810900100011001230141015401600177018001900 620–739750–809840–899910–9991010–10991150–12291290–14091420–15391700–1769

1

1

1

2

1

1

4

1

1

1

1

1

1

1

1

4

1

20 +14

9 +3

2

23 +17

10 +4

20 +14

1

6

5

5

9 +3

5

2

2

1

1

No year recorded 509

+503

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 ↗