幽Chronology

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58060067074080090010001100120015401600170017801800 620–669680–739750–799840–899910–9991010–10991290–15391730–1779

1

3

3

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

2

6

3

6

2

1

1

3

4

1

2

No year recorded 58

+52

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 ↗