2024-03-28T11:24:58Z
https://repository.dl.itc.u-tokyo.ac.jp/oai
oai:repository.dl.itc.u-tokyo.ac.jp:00035089
2022-12-19T04:09:49Z
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On the Pulsatory Oscillations in Tokyo
脈動に就いて
和達, 清夫
135266
453
application/pdf
The pulsatory oscillations were observed at the seismologica observatory at Hommaru, Tokyo from Dec. 1st. 1925 to Jan. 21st. 1926. The Galitzin seismograph with photographic registration was used for the purpose. The pulsations observed at Tokyo may be classified into three sorts according to their periods: (A) those with a period shorter than 3 sec. (B) regular type with a period of 4-8 sec. and (C) irregular type with a period of more than 30 sec.
departmental bulletin paper
東京帝国大学地震研究所
1926-10-15
application/pdf
東京帝國大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, Tokyo Imperial University
1
55
58
AN00029699
00408972
https://repository.dl.itc.u-tokyo.ac.jp/record/35089/files/ji0010005.pdf
jpn