Issue 54
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Front matter
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Table of Contents
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Miscellaneous
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Association News: Compte rendu de la 18ème assemblée annuelle de l'Association Suisse des Géologues et Ingénieurs du Pétrole, tenue à Lausanne, les 23 et 24 juin 1951
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1
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Article: Geologische Skizze der türkischen Öl- und Asphaltregion am mittleren und oberen Tigris
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5
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Article: A new method of measuring and maintaining the consistency of the mud fluid in oil drilling operations by means of the DRAGE torsion-viscosimeter
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25
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Article: Technologische Rubrik : neuere Entwicklung der katalytischen Krackverfahren
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29
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Book review: Buchbesprechung
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32
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Obituary: Heinrich Egli 1897-1951
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33
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Association News: Varia
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34
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Index: Mitgliederverzeichnis per 30. Juni 1951
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35
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Advertising
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Association News: Gewinn- und Verlustrechnung 1950
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Issue 55
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Front matter
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Table of Contents
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Miscellaneous
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Article: Zur Stratigraphie und Tektonik der Molasse von Yverdon
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1
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Article: Technologische Rubrik : Flugturbinentreibstoffe
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15
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Obituary: Zur Erinnerung an Dr. C. Wiedenmayer
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17
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Association News: Varia
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21
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Advertising
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