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1di Blumenthal, Hans### CRL customization ### ?> ### Add publisher and desc details ### ?>
Pubblicazione 1917Tübingen, Laupp, 1917.98 S. 8vo. -
2di Blumenthal, Hans### CRL customization ### ?> ### Add publisher and desc details ### ?>
Pubblicazione 1925Berlin-Charlottenburg, 1925.83 p. 8vo.