Research Paper: The Discovery of Xia Dynasty & Sanxingdui Languages

This is the newest discovery of Xia Dynasty and Sanxingdui languages by Dr. Paul Ki. This discovery confirmed that Xia Dynasty is indeed existed with language. This also confirmed that Sanxingdui culture had both Yi and Xia languages.This is a very important discovery deserved the attention of UNESCO (United Nation World Heritage Convention). This book is written in English and has 24 pages. This comes with the author's signature.
Condition Report: Excellent