Vol 22, No 2 (1969)

Table of Contents

A noie on the loss of hydrogen and the supply of hydrogen to the Earth as a direct or indirect effect of the solar wind
N. A. BARRICELLI, R. METCALFE
PDF
105-109
Modification of a method of Galanopoulos for determining earthquake risk
R. MAAZ
PDF
111-114
Earthquake sequences and seismicity of the Watsonville Region of Central California
A. UDÌAS
PDF
115-145
Rilevamento geomagnetico degli apparati vulcanici Vicano e Sabazio
F. MOLINA, A. SONAGLIA
PDF
147-162
A Theory of the Origin of the Solar System
V. MITRA
PDF
163-187
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