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Geometric Model, M. Schilling No. 188. Ser. 3 No. 9, Hyperboloid of Two Sheets

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the nineteenth and early twentieth ...
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Geometric Model, L. Brill No. 195. Ser. 16, No. 8, Union of a Hyperboloid of One Sheet and with a Confocal Hyperboloid of Two Sheets

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1888, Ludwig Brill of Darmstadt ...