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PLATTNER, Carl Friedrich (1800-1858). German metallurgist. Autograph Document Signed, in German, 1 page oblong 8vo with red wax seal (corners showing mounting tears), Freidberg, 23 May 1845. Confirming the work done by the chemist James Sheridan Muspratt, referring to his collaboration with Justus von Liebig. [No: 24731]
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