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  History of Novel
  History of Teaching Instruments
  History of Telescope
  History of Aerial Instruments
  History of Electro-optic Instruments
  History of Optical Microscope

History of Telescope
China's first 60cm telescope was manufactured in1958 at Nanjing Teaching Instruments Factory. Though research and production conditions was extremely poor, management, technical staff and workers of the factory work together to overcame various difficulties, and finally successfully developed and eventually installed the telescope at Purple Mountain Observatory in Nanjing.

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