杖Chronology

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4605005806007308301100123015901600170018001900 520–579620–729740–829840–10991160–12291290–1589

1

1

2

4

2

1

2

1

3

3

1

1

2

1

1

11 +5

3

7 +1

1

5

8 +2

1

1

1

1

3

1

2

No year recorded 55

+49

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 ↗