China Stamps - 2002-18, Scott 3226-29 Ancient Chinese Scientist (Set IV) - MNH, F-VF - (93226)

China Stamps - 2002-18, Scott 3226-29 Ancient Chinese Scientist (Set IV) - MNH, F-VF : China is home to one of the most ancient civilizations in the world. The industrious, courageous and intelligent Chinese nation bred numerous outstanding scientists in its millennia-long history. The diagnosing method of pulse-feeling created by Bian Que of the Warring State Period is still used today in China. Note on Mathematics in Nine Sections by Liu Hui of Wei and Jin dynasties is a masterpiece in the world history of mathematics. The water-driven astronomical clock tower was the most accurate astronomical time-counting system in the Northern Song Dynasty. Exploitation of the Works of Nature by Song Yingxing, a Ming-dynasty scientist, is an encyclopedic work on technologies in ancient China.