Bulletin of the Geological Survey of Japan Vol.20 No.4 (1969)

Table of Contents

Title	Author	PDF
The Eocene Molluscan Fauna from the Degari Coal Field in Central Baluchistan, West Pakistan	Atsuyuki MIZUNO (225-246)	20-04_01.pdf(6,889KB)
On the Seismic Prospecting in the Mizusawa District, Iwate Prefecture	Kanenori ICHIKAWA (247-260)	20-04_02.pdf(2,569KB)
Fig.3		20-04_02-Fig.3.pdf(6,384KB)
Observations on the Time Variations of Seismic Wave Velocities by Explosion Seismic Method (First Report) –On the Background of Experimental Field–	Isao HASEGAWA and Susumu IIZUKA (261-294)	20-04_03.pdf(3,404KB)
Correction of Text		20-04_C.pdf(119KB)