光Chronology

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500580600700800900960100011001200141015901600170018001900 520–579910–9591010–10991290–14091420–1589

1

2

1

6

1

9 +3

1

1

1

1

1

1

4

1

3

1

1

1

2

4

1

3

4

1

2

2

2

1

1

8 +2

1

2

1

3

1

23 +17

1

59 +53

2

7 +1

5

5

24 +18

3

27 +21

23 +17

2

9 +3

18 +12

22 +16

8 +2

3

2

2

6

2

No year recorded 507

+501

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 ↗