Simplified form of 冊. Pictograph of strips of bamboo strung together. In ancient China writing was done on bamboo strips.

Evolution

Oracle script

(~1250-1000 BC)

Bronze script

Early Western Zhou (~1000 BC)

Seal script

Shuowen (~100 AD)

Clerical script

Cao Wei (Three Kingdoms: 222-280 AD)

Regular script

Modern

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