SCIENTIFIC PROGEEDmG8—conlmued. 



23. The Larva and Puparium of the Frit-fly. By Thomas K. Hewitt, a.r.c.sc.i. 



(Plate XXVII.) (June, 1914.) Qd. 



24. Oxidases and their Inhibitors in Plant Tissues. Part IV. — The Flowers of 



Iris. By W. E. G. Atktns, sc.d., f.i.c. (January, 1915.) 6^. 



25. The Pigments of Fruits in relation to some Genetic Experiments on Gapsicxitn- 



AnnU'um. By W. E. G. Atkins, sc.d., f.i.c, and G. 0. Sherkaed, a.k.c.sc.i. 

 (January, 1915.) Gd. 



26. The Fatigue of Nickel and Iron Wires when subjected to the Influence of 



Alternating Magnetic Fields of Frequency 50 per second. By William 

 Brown, b.sc. (January, 1915.) 6d. 



27. Search for Thorium in Cancerous Growths. By J. Joly, sc.d., f.r.s. 



(January, 1915.) Qd. 



28. On the Action of Pectase. By Nigel G. Ball. (January, 1915.) M. 



29. A Quantitative Examination of the Elements of the Wood of Trees in Relation 



to the Supposed Function of the Cells in the Ascent of Sap. By Henry 

 H. Dixon, sc.d., f.e.s., and Miss E. 8. Marshall, b.a. (January, 1915.) Qd. 



30. An Example of the Multiple Coupling of Mendelian Factors. By Jamks 



Wilson, m.a., b.sc. (January, 1915.) 6(/. 



31. Osmotic Pressures in Plants. IV. — On the Constituents and Concentration of 



the Sap in the Conducting Tracts, and on the Circulation of Carbohydrates. 

 in Plants. By Henry H. Dixon, sc.d. (duel.), f.b.s. ; and W. E. G. Atkins, 

 SC.D. (dubl.), f.i.c. (February, 1915.) Is. 



32. The Subsidence of Torsional Oscillations of Iron Wires and Alloys when 



subjected to the Influence of Alternating Magneuc Fields of Frequency 

 50 per second. By W. Bkown, b.sc (March, 1915.) &d. 



33. Some Eesearches in Experimental Morphology. I. — On the Change of the 



Petiole into a Stem by means of Grafting. By Joseph Doyle, b.a., m.sc 

 (Plates XXVIII-XXXIV.) (March, 1915. 3s. 



34. Osmotic Pressures in Plants. V. — Seasonal Variations in the Concentration 



of the Cell-Sap of some Deciduous and Evergreen Trees. By Henry H, 

 Dixon, scd. (duel.), f.r.s. ; and W. R. G. Atkins, sc.d. (dubl.), f.i.c 

 (March, 1915.) Is. 



35. A Preliminary Account of a New Oedanometer for Measuring the Expansive 



Force of Single Seeds, or Similar Small Bodies, when wetted. By 

 J. Bayley Butler, m.a., m.b. ; and John M. Sheridan, b.a., m.sc (March, 

 1915.) Is. 



36. Simplified Solutions of certain Mendehan Problem's in which Factors have: 



Inseparable Effects. By James Wilson, m.a., b.sc (April, 1915.) Qd. 



37. Radio-Therapy : Its Scientific Basis and its Teaching. By J. Joly, sc.d., 



F.B.S. (April, 1915.) Is. 



38. Changes in Soils brought about by Heating. By Miss A. Wilson, b.a. 



(May, 1915.) Qd. 



39. The Subsidence of Torsional Oscillations and the Fatigue of Nickel Wires 



when subjected to the influence of Alternating Magnetic Fields of 

 Frequencies up to 250 per second. By William Brown, B.Sc (June, 

 1915.) Qd. 



40. A Method for the Estimation of Hygroscopic Moisture in Soils. By W. D. 



Haigh, b.sc, a.r.c.sci. (July, 1915.) Qd. 



41. On the Faunal Zones of the Eush-Skerries Carboniferous Section, Co. Dublin. 



By Louis B. Smyth, b.a., b.sc (Plates XXXV-XXXVII.) (August 

 1915). 2.S. 



UUKI.IN: PLUNTHil ATlTHK UNIVEU.Sl'l'V 1-iyiSS BY l-OXSOMBV ANDOIKHS 



