TABLE OF (OXTKXTS. 



L. On the Condition that, in the Transformation of any Figure by Curvilinear 



Co-ordinates in Three Dimensions, every angle in the new Figure shall 



be equal to the corresponding angle in tiie original Figure . . . 



LI. Reprint of Papers on Electrostatics and Magnetism, By Sir W. Thomson. 



(Review) ...... . 



LIL On the Proof of the Equations of Motion of a Connected System . . 



UII. On o Problem in the Calculus of Variations in which the solution is dis- 



continuous ............ 



LIV On Action at a Distance .......... 



LV Elements of Natural Philosophy. By Professors Sir W. Thomson and 



I'. G. Tait. (Review) ... ...... 



LVI. On the Tlieory of a System of Electrified Conductors, and other Physical 

 Theories involving Homogeneous Quadratic Functions .... 



LVIL On the Focal Lines of a Refracted Pencil ....... 



LVI 1 1. An Essay on the Mathematical Principles of Physics. By the Rev. James 

 ChaUis, M.A., <tc. (Review) ......... 



LIX. On Loschmidt's Experiments on Diffusion in relation to tiie Kinetic Theory 

 of Oases . ........... 



I A On the Final State of a System of Molecules in motion subject to forces of 



any kind ............ 



LXL Faraday ............. 



LXII. Molecules (A Lecture) ........... 



1A 1 1 1. On Double Refraction in a Viscous Fluid in Motion ..... 



LXIV. On Hamilton's Characteristic Function for a narrow Beam of Light . . 



IAV. On the Relation of Geometrical Optics to other parts of Mathematics and 



Physics . ........ 



I A VI. Plateau on Soap-Bubbles (Review) ........ 



LXVIL Grove's "Correlation of Physical Forces" (Review) ..... 



I. XVIII. On tiie application of Kirchhoff's Rules for Electric Circuits to the Solu- 

 tion of a Geometrical Problem ........ 



I A I \ Van der Wools on the Continuity of the Gaseous and Liquid States . . 



LXX. On the Centre of Motion of the Eye ........ 



I A \ I . On the Dynamical Evidence of the Molecular Constitution of Bodies (A Lec- 

 ture) . . ......... 



LXX 1 1. On tiie Application of Hamilton's Characteristic Function to tfie Theory of 

 an Optical Instrument symmetrical about its axis ..... 



LXXIIL Atom .............. 



IV. Attraction ............. 



LXXV. On Bow's method of drawing diagrams in Graphical Statics with illustra- 

 tions from Peaucelliers Linkage ........ 



LXXVL On the Equilibrium of Heterogeneous Substances ...... 



LXXVII. Diffusion of Gases through Absorbing Substances ...... 



LXXVIIL General considerations concerning Scientific Apparatus ..... 



PAOE 



297 



301 



308 



310 

 311 



329 

 332 



338 

 343 



355 

 361 

 379 

 381 



391 

 393 



400 



406 

 407 

 416 



418 



439 

 445 



485 



492 

 498 

 501 

 505 



