Letter from [Sir William Henry Mahoney] Christie, Astronomer Royal, Royal Observatory, Greenwich, to the Assistant Secretary of the Royal Society In reference to a letter from the Society which included a forwarded despatch from the Foreign Office relating to the proposed adoption of the Gregorian Claendar by Greek Orthodox states. No practical suggestions to offer but remarks that Monsigneur Jondini de Juarenghi[?] proposed Jerusalem as the Prime Meridian. 2 June 1897