積Chronology

‹ ›

510580600670700800900100011001200141015401610170018001900 520–579620–669910–9991010–10991230–14091420–15391550–1609

1

1

2

1

1

1

1

1

3

1

1

2

2

1

2

1

3

3

1

2

1

1

1

1

1

1

1

10 +4

1

1

1

19 +13

1

1

9 +3

21 +15

21 +15

7 +1

18 +12

10 +4

10 +4

2

4

5

17 +11

28 +22

1

1

7 +1

1

No year recorded 143

+137

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 ↗