Illustriertes Briefmarken Journal, 1890-92, 1900, 1910-12, bound in six volumes, also Berliner Briefmarken Zeitung, 1909-10 bound in two volumes

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Illustriertes Briefmarken Journal, 1890-92, 1900, 1910-12, bound in six volumes, also Berliner Briefmarken Zeitung, 1909-10 bound in two volumes