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Home > Publication > Memoirs of the Kakioka Magnetic Observatory > Memoirs of the Kakioka Magnetic Observatory Vol.20 No.02 >Isogonic Lines Over Japan in the Time of Tadataka Ino

Memoirs of the Kakioka Magnetic Observatory Vol.20 No.02, p.55, March, 1984


Isogonic Lines Over Japan in the Time of Tadataka Ino


Imamiti, S.


Abstract

 There was no knowledge of Isogonic lines in Japan in the time of Tadataka Ino who carried out land survey throughout Japan during the first half of 19th Century.
  The present author represent the Isogonic lines in the time of 1800 on the basis of that of 1830 which constructed by Gauss and Weber.



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