An extensive set of Austrian engraved brass, turned wood and iron mathematical surveyor’s instruments, Judocus Deens, Vienna circa 1680/1695
comprising a brass graphometer (or semicircumferentor) signed Judocus Deens in Wien, a quadrant, a sector, an A-square, a ruler, a scale protractor, two shaped and engraved plaques, one plaque with the engraved crest of Grafen von Schallenberg, a turned wood foldable tripod stand and some further scientific implements, in a fitted leather covered case, some implements missing, case with damages
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comprising a brass graphometer (or semicircumferentor) signed Judocus Deens in Wien, a quadrant, a sector, an A-square, a ruler, a scale protractor, two shaped and engraved plaques, one plaque with the engraved crest of Grafen von Schallenberg, a turned wood foldable tripod stand and some further scientific implements, in a fitted leather covered case, some implements missing, case with damages
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