( 4 ) 



Vol. XXX. 



No. 1. The Riemann Integral and Measurable Sets. 



M. J. CONRAN, M.A. 6d. 



2. On the Graphical Construction of Maximum Bending-Moments on Short 

 Girders due to a Locomotive 



T. Alexander, m.a.i. 6d. 



3. Magnetic Resolution of the Spectrum Lines of Niobium. 



R. Jack, n.sc. 6d. 



4. The Electric Charge on Rain (Part II). 

 J. A. McClelland, d.sc, F.R.S., and J. J. Nolan, m.sc. 6d. 



5. The Large Ions in the Atmosphere. 

 J. A. McClelland, dm ., e.r.s., and H. KENNEDY, m.sc. 6d. 



6. The Quadratic Vector Function. 

 Rev. T. Roche, m.a. 6d. 



Vol. XXXI I. 



1. The Large Ions in the Atmosphere. 



H. Kennedy, m.si . 



2. Note on the Use of Conjugate Functions in some Dynamical Problems. 



H. C. PLDMMER, m.a. 



3. Real and Complex Numbers considered as Adjectives or Operators. 



M. w. J. Fry, m.a. 



4. On Doublet Distributions in Potential Theory. 



J. (.. I.1AI HEM, D.SI 



5. The Electrical Conductiviiy of Powders in Thin Layers. 



J. A. McClelland. d.S< . K.R.S., and J. J. DowlinG, M.A. 



6. Integral Equation proposed by Abel. 



Ki v. i'. |. Browne, m.a. ( 



7. A j-Dimensional Complex Variable. \ 



S. B. Kh.ii HER, M.a. / 



6d. 

 6d. 

 6d. 

 6d. 

 6d. 



6d. 



E 



Vol. XXXIII. 



Photo-Electric Discharge from Lea 



J. a. McClelland, d.sc, f.k.s.. and Rev. R. FitzGbrald, m.sc. 



The Mobilities of Ions produced by spraying Distilled Water. 



J. J. Nolan, m.sc. 



The Nature of the Ions produced by Bubbling Air through Mercury. 



J. A. McClelland, d.s< ., f.r.s., and p. j. Noi *n. m.sc. 



On Periodic Conformal Curve- Factors and Corner-Factors. 



J (i. I.I A! HEM, M. \ . I 

 The Large Ions and Condensati": from Flan 



H. Kennedy, m.a., m 

 Impact in Three Dimen 



W. |. Fry, m.a.. f.i .i ,d. 



IS. 



6d. 

 6d. 



Vol. XXXIV (Current Volume), 



1. On the Simultaneous Formulation <<\ Two Linear Vector Functions. 



Fkank L. HncHCOCK, ph.D. 6d. 



2. On Two-Dimensional Fluid Motion, with Free Stream-Lines, Past an Obstacle 



of Curved Outline. 



J. G. I.T \\ HIM, M.A.. D.SI . IS. 



[List of Papers in the other Sections B. Biological, Geological, and Chemical 

 Science; and C. Archaeology, Linguistic, and Literature- may be had on 

 application ] 



Sold by 



Hodges, Figgis, & Co.. I. id., 104, Grafton-strcct. Dublin; and 



Williams & Norgate, 14, Henrietta-street, Covent Garden, London, W'.C. 



