SCIENTIFIC PROCEEDINGS. 



VOLUME XVI. 



1. A Gr^oseopic Method for the Estimation of Sucrose. By Henkv H. Dixon, 



sc.D., F.R.S., and T. G. Mason, m.a., sc.b. (January, 1920.) del. 



2. The Carboniferous Coast-Section at Malahide, Co. Dublin. J3y Louis B. 



Smvth, B.A., so.B. (Plates I, II.) (February, 1920.) Is. 



3. The Application of the Food-Unit Method to the Fattening' of Cattle. By 



James Wilson, m.a., b.^sc. (Plates III, IV.) (February, 1920.) Is. 



4. The Holothurioidea of the Coasts of Ireland. By Anne L. Massv. (April, 



1920.) Is. 



5. Photosynthesis and the Electronic Theory. By Henry H. Dixon, so.d., f.ii.s., 



and Horace H. Poole, so.d. (March, 1920.) Is. 



6. Note on the Decay of Magnetism in Bar Magnets. By William Brown, b.sc. 



(March, 1920.) 6d. 



7. On the Inhibition of Invertase in the Sap of Galanthus nivalis. By T. G. 



Mason, m.a., sc.b. (April, 1920.) Is. 



8. The Change in the Rigidity of Nickel Wire with Magnetic Fields. By William 



Brown, b.sc, and Patrick O'Callaghan, a.h.c.so.i.,a.i.c. (August, 1920.) 6d. 



9. Some Derivatives of Nitrotoluidine (4-nitro-2-amido-l-methyl-benzene). By 



A. G. G. Leonard, a.r.o.sc.i., b.sc, ph.d., and Agnes Browne, a.r.c.sc.i., 

 b.sc. (August, 1920.) 6d. 



10. All Investigation into the Causes of the Self-Ignition of Ether-Air Mixtures. 



By the late Professor J. A. McClelland, d.sc, f.r.s., and Eev. H. V. 

 Gill, s.j., d.s.o., m.c, m.a.. University College, Dublin. (August, 1920.) 

 Gd. 



11. The Influence of Electrolytic Dissociation on the Distillation in Steam of 



the Volatile Fatty Acids. By Joseph Reilly, m.a., d.sc, f.k.c.sci., and 

 Wilfred J. Hickinbottom, b.sc. (October, 1920.) 6d. 



12. Notes on some Applications of the Method of Distillation in Steam. By 



Joseph Eeilly, m.a., d.sc, f.r.csc.i., and Wilfred J. Hickinbottom, b.sc. 

 (October, 1920.) 6d. 



13. The Determination of the Rate of Solution of Atmospheric Nitrogen and 



Oxygen by Water. By W. E. Adeney, d.sc, a.r.c.sc.i., f.i.c, and H. G. 

 Becker, a.r.c.sc.i., a. i.e. (September, 1920.) 6d. 



14. A Determination, by means of a Differential Calorimeter, of the Heat 



produced during the Inversion of Sucrose. By Henry H. Dixon, scd., 

 F.R.S. , and Nigel G. Ball, b.a. (December, 1920.) 6d. 



15. The Measurement of very Short Time Intervals by the Condenser^Cliarging 



Method. By John J. Dowling, m.a., f.inst.p., and Donal Donnelly, m.sc 

 (In conjunction with the late Prof. J. A. McClelland, f.r.s.) (February, 

 1921.) 6d. 



16. A Vibrating- Flame Rectifier for High-Tension Currents. By John J. Dowling, 



m.a., f.inst.p., and J. T. Harris, b.sc (February, 1921.) 6d. 



17. A Sensitive Valve Method for the Measurement of Capacity, with some 



Important Applications. By John J. Dowling, m.a., f.inst.p. (February, 

 1921.) 6d. 



A Direct Reading Ultra-Micrometer. By John J. Dowling, m.a., m.r.i.a., 

 F.INST.P. (March, 1921.) 6(/. 



Studies in the Physiography and Glacial Geology of Southern Patagonia. By 

 E. G. Fenton. (Plates V, VI, and VII.) (March, 1921,) is. Gd. 



Award of the Boyle Medal to George H. Pethybridge, b.sc, ph.d., 1921. 

 (March, 1921). Is. 



