Tomkyns Hilgrove Turner escorted what key to translating hieroglayphs from Egypt to England?
Tomkyns Hilgrove Turner: General Sir (Tomkyns) Hilgrove Turner GCH (12 January 1764 – 6 May 1843) is best known as the officer who escorted the Rosetta Stone from Egypt to England. Rosetta Stone:  As the decree has only minor differences between the three versions, the Rosetta Stone proved to be the key to deciphering Egyptian hieroglyphs.
Rosetta Stone