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1by Böttcher, Hans### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 19221922.6 p. -
2by Böttcher, Hans### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1938Gütersloh i. Westf. : Thiele, 1938.30 S : Ill. -
3by Böttcher, Hans-Joachim### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1966Hamburg, 1966.49 S : ill. ; 8. -
4by Böttcher, Hans, 1912-### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1935Bonn, L. Neuendorff, 1935.98 p. diagrs. 21 cm.