場Chronology

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500610750800100011001200159016001680170018001900 510–609700–749820–9991010–10991210–15891630–1679

1

3

1

6

1

1

1

3

1

1

2

2

1

1

1

1

1

15 +9

10 +4

2

1

1

5

2

28 +22

11 +5

1

3

11 +5

1

7 +1

8 +2

7 +1

19 +13

1

1

3

2

17 +11

18 +12

No year recorded 217

+211

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 ↗