送Chronology

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5106707408309001110123015401600170018001900 520–669680–739750–829840–899910–11091160–12291290–1539

1

1

1

2

1

1

1

1

1

2

1

1

1

3

1

1

2

25 +19

4

2

11 +5

1

5

21 +15

12 +6

2

5

4

4

8 +2

9 +3

5

1

1

No year recorded 189

+183

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 ↗