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LIST OF THE CONTEIBUTOES, 



WITH EEFERENCES TO THE SEVERAL ARTICLES CONTRIBUTED 



BY EACH. 



♦ 



AnGLIN, a. H., M.A. PA.GE. 



Trigonometrical Notes, . 259 



On some Theorems in Determinants, 645 



Ball, Sib, Robert, LL.D., F.E.S. 



On a Plane Representation of certain Dynamical Problems in 



the Theory of a Rigid Body, 29 



Notes on the Kinematics and Dynamics of a Rigid System in 



EUiptic Space, 252 



Note on a Geometrical Method of Investigating the Dynamical 



Properties of the Cylindroid, 518 



Note on the Character of the Linear Transformation which cor- 

 responds to the Displacement of a Rigid System in Elliptic 

 Space, 632 



Notes on Laplace's Analytical Theory of the Perturbations of 



Jupiter's Satellites, 557 



Observations on Nova Andromeda3, made at Dunsink, . . 641 



Note on the Astronomical Theory of the Great Ice Age, . , 642 



Baekington, Richaed M,, M.A., LL.B. 



Report on the Flora of Lough Erne, 1 



Report on the Flora of Ben Bulben and the adjoining Mountain 



Range in Sligo and Leitrim. (Plate V.), .... 493 



Casey, John, LL.D., F.R.S. 



On the Harmonic Hexagon of a Triangle, .... 545 



