憚Chronology

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680740830111012201280159016001800 690–739750–829840–11091160–12191230–12791290–15891690–1799

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No year recorded 45

+39

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 ↗