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The International Prime Meridian Conference.—he International Conference, for fixing upon a prime meridian whence longitude should be reckoned, began its sessions in Washington, October 1st. Twenty-five nations were represented by forty delegates. Rear-Admiral C. R. P. Rogers, U.S.N., was chosen President of the Conference, and Lieutenant-General Strachey, of Great Britain, Mr. Janssen, of Meudon, France, and Dr. Cruls, of Rio Janeiro, were elected secretaries. A number of American scientific men and foreign visitors of scientific reputation, not regular delegates, were allowed to attend the meetings, with the understanding that they might participate in the discussions on special invitation. The first resolution adopted by the Conference declared the desirability of adopting a universal meridian. A resolution was then offered recommending the meridian of Greenwich as a standard meridian for longitudes, but it was withdrawn to allow the French delegates to introduce a resolution providing for a neutral meridian, which should cut no great continent. To this, it was objected that no suitable observatory was situated in any place which such a meridian would pass through; and that the selection of a meridian so situated would require a new set of observations and surveys to connect it with existing longitudes, and a readjustment of seventy-five per cent of all the world's charts, at an expense of about ten million dollars. The resolution for a neutral meridian was lost by a large majority. The resolution, "That the Conference proposes to the governments represented the adoption as a