""Extracts of Letters and Papers Relating to the Egyptian Inscription of Rosetta"" is a historical document written by Antoine Isaac Silvestre de Sacy in 1815. The book contains a collection of letters and papers that relate to the discovery of the Rosetta Stone, an ancient Egyptian artifact that played a crucial role in deciphering hieroglyphics. The book provides a fascinating insight into the early attempts at translating the hieroglyphics on the...