* 手、指指甲。后作"爪"
(ancient form of 爪) claws of birds or animals, feet, to scratch, to claw, to grasp
c. 1300–1050 BCE (Late Shang)
Inscriptions carved on turtle plastrons and animal bones for divination and record-keeping in the late Shang royal court; the oldest large attested corpus of written Chinese.Wikipedia ->
c. 1200–221 BCE (Shang–Zhou; continues into the Warring States)
Inscriptions cast or engraved on ritual bronzes, especially prominent from the Western Zhou onward; a major source for early political, ritual, and social history.Wikipedia ->
Standardized 221–206 BCE (Qin); developed earlier in Qin
The standardized seal script promulgated after Qin’s unification, based on earlier Qin seal forms and used as an empire-wide norm.Wikipedia ->