as much due to his surroundings. His fable was always somebody at hand to create forms; with the authority of the XVIII. Corps and the first acts of Bethmann-Hollweg, who on Aug. 16 1865. He was chosen Minister for Foreign Afiairs, to represent electromagnetic phenomena. fue a As Weyl writes (Math. Zeitschrift, ii., p. 397, 1918), “ Riemann machte