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Autograph letter signed ("Dr. W. C. RÃ¶ntgen") - RÃ¶ntgen, Wilhelm Conrad, German - 1908. 
Apparently Munich, 10. II. 1908. - Large 8vo. 1Â½ pp. on bifolium. To Albert Rueprecht, owner of Albert Rueprecht & Son, Vienna, who had delivered him a precision scale which actually did not work. RÃ¶ntgen describes in detail what could be the reasons for its malfunction (rust for instance), and why it is necessary to return it without any further refictication of defects. - Together with two letters from Dr. Wagner on the same matter, and a transport receipt from J. Schubert & Comp., Vienna.
[Bookseller: Antiquariat INLIBRIS Gilhofer Nfg. GmbH]
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