xiá:* 古同"峡",峡谷。 jiā:* 水旁边
(translated) xiá: ancient form of "峡", gorge, valley; jiā: by the water
c. 300 BCE–220 CE (emerged late Warring States/Qin; dominant Han)
A practical script that evolved from late Warring States/Qin writing; it matured and became dominant in the Han dynasty, favoring faster, more rectilinear strokes.Wikipedia ->