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1by Gebelein, H. (Hans)### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1932Leipzig, [1932]69 p. : diagrs. ; 22 cm. -
2by Gebelein, H. (Hans)### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1938Germany : Technische Hochschule Stuttgart, 1938.p. [214]-240.