00546cam a22002051 4500 af 47001949 DLC 20260227110811.0 780302s1943 xx 000 0 ger c af 47001949 (OCoLC)3684865 Allegheny college. Library OT DLC premarc PT2621.A56 B5 833.91 Kapeller, Ludwig, 1892- Der blaue zettel, kriminalroman. Hamburg, Hammerich & Lesser [1943] 238, [1] p. 19 cm. 1474 1474