1999 Scientific and Technological Achievements Stamps. PR China.
Scott# 2980-83.
1. Early Cambrian Chengjiang Biota.--biology.
2. 6.000m Underwater Robot.--oceanology.
3. The Best Result of Goldbach Conjecture.--mathematics.
4. 2.16m Astronomical Telescope.--astronomy.
On November1, 1999 was the 50th anniversay of the founding of the Chinese Academy of Sciences. The Chinese Academy of Sciences is the highest academic institute of the state science and technology and a national center of natural science and hi-tech research and development.
In the past 50 years, the academy has undertaken China´s heavy tasks of basic, strategic, comprehensive and forward research and development. Its staff members, together with scientists and technicians from other fields, have made a lot of breakthroughs and achieved tremendous results which have become the focus of world attention and made great contributions to the economic construction, social development, civilization and progress of the society.
The photo is only an example.
Mint & never hinged(mnh).
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