Bulletin of the Geological Survey of Japan Vol.20 No.5 (1969)

Table of Contents

TitleAuthorPDF
Studies of Volcanic Ash Stratum by Sounding Test and Density Logging in Misawa District Keiichi KODAI (295-311) 20-05_01.pdf(1,812KB)
Observations on the Time Variations of Seismic Wave Velocities by Explosion Seismic Method (2nd Report) –On the Results of an Initial Field Experiment– Susumu IIZUKA, Kanenori ICHIKAWA, Kosuke ITO, Isao HASEGAWA and Takeo HOSONO (313-327) 20-05_02.pdf(4,354KB)
Helium Resources in the Osaka-Kobe Area and the West Kii Peninsula Region Koji MOTOJIMA, Ken SHIBATA, Manabu MIYAMURA and Tomohiko ABE (329-342) 20-05_03.pdf(1,670KB)
[ Summary ]
Underground Distributions of Mercury Anomalies in the Copper Vein Deposits at the Seto Mine, Okayama Prefecture
Kiyoshi TAKASHIMA and Shigeru NAGAI (343-350) 20-05_04.pdf(940KB)
[ Notes ] (351-363) 20-05_05.pdf(1,820KB)
Abstracts for Geological Survey Seminar (1969年2月20日) (365-366) 20-05_06.pdf(234KB)