Hydraulic Apparatus Research Articles

Societies and Academies

PARIS.Academy of Sciences, October 14.—M. Janssen in the chair.—The decease of Baron Larrey, free member, was announced from the chair. He died on October 8. M. Émile Blanchard pointed out the great influence of the deceased in modern surgery.—The Prince of Monaco has sent to the Academy No. ix. of his publications concerning the scientific work done on his yacht: a contribution to the study of the Cephalopods of the North Atlantic, by M. Louis Joubin.—On a mechanical amplification of the horizontal component of the earth's rotation, by M. Jules Andrade.—On a hydraulic apparatus to show the movement of rotation of the earth, by M. Aug. Coret.—M. Aug. Fabre, in a memoir on “Integration of the equation to the derived partials of the first order, of a function x with n independent variables x1, x2, x3,. …, xn” gives a quick new method of arriving at the general integral of an equation µ (x1, x1, x2, … xn, p1, p2, … pn) = O.—M. J. Janssen, in the name of the Bureau des Longitudes, presented the 1898 volume of “Connaissance des Temps.”