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Documents relating to the story that I-Hsing [一行 / Yi Xing] made the first observation of magnetic declination about 720 A.D., 1960 - 1968

 Sub-Series
Reference Code: GBR/1928/NRI/SCC2/95/4

Scope and Contents

This file includes papers relating to Ho Peng-Yoke's discovery of Chang Tso-Nan [張作楠 / Zhang Zuonan]; Peter J. Smith's check of curves with Watanabe kiln data; Liang Ling-Tsan's [梁令瓚 / Liang Lingzan] star and planet spirit scroll.

Dates

  • Creation: 1960 - 1968

Language of Materials

English

Physical Description

Paper

Finding aid date

2005-06-29 11:43:14+00:00

Repository Details

Part of the Needham Research Institute Repository

Contact:
Needham Research Institute
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Cambridge CB3 9AF United Kingdom
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