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141
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142
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143
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144
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145Published 1880Subjects “...Geomagnetism South Africa Cape of Good Hope Observations....”
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146
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147
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148
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149
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150
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151Published 1993SubjectsConference Proceeding Book
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152Published 1989SubjectsConference Proceeding Book
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153
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154by Axford, Ian, 1933-Subjects “...Hydromagnetic theory of geomagnetic storms....”
Published 1964
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155
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156Published 1956SubjectsBook
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157Published 1937SubjectsConference Proceeding Book
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158Published 1997SubjectsConference Proceeding Book