円Chronology

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5005806907008009001000108011001200141015901680177018001940 520–579590–689910–9991010–10791230–14091420–15891600–16791700–17691870–1939

1

1

1

1

2

1

1

1

4

1

1

1

1

1

1

2

1

1

2

1

2

3

1

1

1

1

4

2

3

1

2

10 +4

6

No year recorded 131

+125

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 ↗