DescriptionDe-auf allen vieren.ogg English: Pronunciation recording of German term "auf allen vieren". Male voice, recorded by native German speaker from...
f. L. F. T. van der ll'ijck: m de Stclkunde, 2de pr|js san/. P. van der U'-llligen von Sc'hmidt auf Altensladt; in de Rekenkunde, ISte aan E. R. van der...