Yu Qin
Yu Qin (, 1284–1333) was a Chinese geographer of the Yuan dynasty. In 1319, he was appointed the official of Jinan to resolve the starvation problem caused by bad harvesting. He started to write the geography book ''Qi Sheng'' during this period, which was the oldest known geography book about Shandong Province. Provided by WikipediaPlease enable Javascript.
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