藥Chronology

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5005806007008009701100122014101590160017701800 520–579750–799840–969980–10991160–12191230–14091420–15891700–1769

1

1

1

21 +15

1

13 +7

1

1

3

1

2

1

4

1

2

2

1

2

1

5

1

3

2

4

37 +31

2

5

2

19 +13

41 +35

7 +1

3

6

2

5

1

No year recorded 105

+99

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 ↗