《太平广记·卷二百零九·书四》
扶风曹喜，后汉人，不知道他任过什么官职，擅长篆书，跟李斯的书体稍有不同，曾风行一时，被人效仿。
善篆隶，小异李斯，见师一时。
Cao Xi of Fufeng, a person from the Eastern Han, it is unknown what official positions he held, was good at seal script, slightly different from Li Si's script, it was popular for a while, and was imitated by people.