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Karl Friedrich Gauss, Wilhelm Eduard Weber
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print. gravure etching? Karl Friedrich Gauss 1777-1855 and Wilhelm Eduard Weber 1804-1891. / n.d. [1955-1964] [Men in telecommunications] International Telecommunication Union 23x19cm. -Portraits. HS slightly to R. each in oval frame. Gauss, mathematician, worked with Weber, investigating the theory of terrestrial magnetism.