Concept
Version 7
Created by Boundless
The Qin Dynasty
Picture of Qin Dynasty Arcuballista Bolts shown with Regular Handheld Crossbow Bolts, 5th- 3rd century B.C.
The crossbow was introduced in the 5th century BC and was more powerful and accurate than the composite bows used earlier.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Qinacruballistabolts."
http://en.wikipedia.org/wiki/File:Qinacruballistabolts.jpg
Wikipedia
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