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1by Blum, Hermann### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1931Berlin, W. Ernst & Sohn, 1931.32 p. incl. tables, diagrs. 27 cm. -
2by Blum, Hermann Theodor, 1920-### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1951Konstanz, Echo-Druckerei- und Verlagsgesellschaft, 1951.xi, 115 p. 23 cm.