5:27 PM - 5:30 PM
[SEM34-P05] Anallyzing the early 19th century's Geomagnetic declination in Japan from Tadataka Inoh's Santou-Houi-Ki The 9th report
3-min talk in an oral session
*Motohiro TSUJIMOTO1, Akitoshi OMOTANI2, Satoshi MIYAUTI3 (1.Japan Cartographers Association, 2.Sannin System Consultant, 3.Geopark Choushi)