Rosetta Stone the Napoleonic Wars, a long-running dispute over the relative value of Young and Champollion's contributions to the decipherment and, since 2003, demands for the stone's return to Egypt. Two other fragmentary copies of the same decree were discovered later, and several similar Egyptian bilingual or trilingual inscriptions are now known, including two slightly earlier Ptolemaic decrees (the Decree of Canopus in 238 BC, and the Memphis decree of Ptolemy IV, c. 218 BC). The Rosetta Stone is, therefore, no longer unique, but it was the essential key to modern understanding of Ancient Egyptian literature and civilisation. The term "Rosetta Stone"
History of the Quakers allowed to get an advanced education. Eventually some did get opportunities to go to university and beyond, which meant that more and more Quakers could enter the various fields of science. Thomas Young an English Quaker, did experiments with optics, contributing much to the wave theory of light. He also discovered how the lens in the eye works and described astigmatism and formulated an hypothesis about the perception of color. Young was also involved in translating the Rosetta Stone. He translated the demotic text and began the process of understanding the hieroglyphics. Maria Mitchell was an astronomer who discovered a