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Gun Powder
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Compass
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Credits:
-Published:1998
-Raincoast Books 8680
Cambie Street Vancouver
-Karen Cart
-Portland State Uni.
-by Well Read Gnome
-Published (2013)
- Ancient China Book
-Published:1998
-Raincoast Books 8680
Cambie Street Vancouver
- Gun Powder from China
-Karen Cart
-Portland State Uni.
- Dynasty and Navigation
-by Well Read Gnome
-Published (2013)
- Compass, China, 220 BCE