10:30 AM - 10:45 AM
[SEM37-P13_PG] Analyzing the early 19 century's geomagnetic declination in Japan from Tadataka Inoh's Santou-Houi-Ki.
3-min talk in an oral session
*Motohiro TSUJIMOTO1, Akitoshi OMOTANI2, Takaaki INUI3, Satoshi MIYAUTI4 (1.Japan Cartographers Association, 2.San-in System Consultant, 3.Matsue Municipal comitee of property, 4.Studyies of Inoh's map and writing Assoc)