炎Chronology

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5005806007009001110123015901600179018001870 520–579750–899910–11091150–12291290–15891670–17891810–1869

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No year recorded 23

+17

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 ↗