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An allegorical monument to Sir Isaac Newton and his theories on prisms. Line engraving by L. Desplaces after D. M. Fratta after G.B. Pittoni, D. Valeriani and G. Valeriani.

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An allegorical monument to Sir Isaac Newton and his theories on prisms. Line engraving by L. Desplaces after D. M. Fratta after G.B. Pittoni, D. Valeriani and G. Valeriani.