含Chronology

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46050058067073080096010801100122017701800 520–579590–669680–729840–959980–10791160–12191230–1769

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4

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 ↗