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Hace 2 días · In 1858, Sir William James Herschel, the chief administrator of the Hooghly district of Bengal, after observing a native practice where fingermarks were used as marks of authenticity for the illiterate, began to experiment with taking handprints and fingerprints as identifying images.
Hace 2 días · Sir William Herschel first observed Uranus on 13 March 1781, leading to its discovery as a planet, expanding the known boundaries of the Solar System for the first time in history and making Uranus the first planet classified as such with the aid of a telescope.
Hace 3 días · En el siglo XIX, un inglés llamado William Herschel, que trabajaba en la administración pública de la India, introdujo una práctica muy parecida; los contratos se “firmaban” con la huella de la mano derecha del firmante, marcada previamente con tinta al presionarla en un tampón de sellos de caucho.
Catalogue of the papers of Sir John Frederick William Herschel 1st Baronet Astronomer (1792 - 1871) Description: The collection contains the letters from many eminent men of science during...
Hace 4 días · William Herschel, en 1858, al fíente del Gobierno civil del Distrito de Hoogly, en Bengala India, adoptaba el uso de las impresiones dactilares para evitar la implantación de la persona y para identificar a los reincidentes en la paga de pensiones a soldados hindúes retirado, estampando en las listas las huellas de los dedos ...
Hace 5 días · 1. Sir. William Herschel formally discovered it. On 13 March 1781, William Herschel discovered the planet. He used a telescope he had built to study the stars in the night sky when he found it. After monitoring one of these stars for a considerable amount of time, Herschel concluded that it was orbiting the Sun since it appeared different.
Hace 3 días · Sir Isaac Newton FRS (25 December 1642 – 20 March 1726/27) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher. He was a key figure in the Scientific Revolution and the Enlightenment that followed. His pioneering book Philosophiæ Naturalis Principia Mathematica (Mathematical ...
