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.

Licence: Public Domain Mark

Credit: 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. Wellcome Collection. Source: Wellcome Collection.