室Chronology

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500580600670730810900100011001200141015401600170018001900 510–579620–669680–729750–809910–9991010–10991290–14091420–1539

1

1

8 +2

1

2

1

1

3

1

1

1

2

1

1

1

2

1

1

1

1

1

3

1

2

14 +8

6

1

3

2

6

1

3

2

3

1

2

4

6

1

8 +2

1

13 +7

No year recorded 130

+124

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 ↗