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Abhandlung von einem Sekundenperpendikel einer astronomischen... by Ignaz Pickel Elementa Arithmeticae, Algebrae Ac Geometriae by Ignaz Pickel Abhandlung von einem secundenperpendikel einer atsronomischen... by Ignaz Pickel Elementa Arithmeticae, Algebrae Ac Geometriae Cum Sectionibus... by Ignaz Pickel


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