Licence: CC BY-SA 4.0 · GitHub · 互助認字（中文） · 漢字泉 #集字厨ノ天下（日本語）
Chronology
2,430 crops placed · 2,228 with no year recorded · 1620–1949
Place by
Crops of
Script
Style
Production
No year recorded 2,228
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 ↗