淡Chronology

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5106101100168017701800 520–609620–10991160–16791690–1769

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1

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5

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No year recorded 37

+31

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 ↗