繒Chronology

‹ ›

51058060067073080097011001940 520–579620–669680–729740–799820–969980–10991120–1939

1

1

6

3

1

2

1

1

2

1

1

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 ↗