SCIENTIFIC FnOGEKDrnGS— continued. 



18 Methods of Determining the Amount of Light scattered from Bough 

 Surfaces. By W. F. Baerett, f.k.s. (July 27, 1909.) Qd. 



19. A New Form of Polarimeter for the Measurement of the Eefraetive Index of 



Opaque Bodies. By W. F. Barrett, f.r.s. (July 27, 1909.) 6d. 



20. On Montanin and Montana (Montan) Waxes. By Hugh Ryan, m.a., d.sc, 



F.R.U.I., and Thomas Dillon, m.a. (July 17, 1909.) 6d. 



21. The Analysis of Beeswax. By Hugh Ryan, m.a., d.sc, f.e.u.i. (July 17, 



1909.) 6rf. 



22. On the Value of Benzidine for the Detection of Minute Traces of Blood. By 



E. J. McWeeney, m.a., m.d. (August 14, 1909.) Qd. 



23. On the Fossil Hare of the Ossiferous Fissures of Ightham, Kent, and on the 



Recent Hares of the Lejms variabilis Group. By Martin A. C. Hinion. 

 (Plate XV.) (September 8, 1909.) Is. 6d. 

 2'1. Some Observations of Dew at Kimberley. By J. R. Sutton, m.a., sc.d. 

 (January 15, 1910) 6f/. 



25. On Osmotic Pressure in Plants ; and on a Thermo-Electric Method of 



Determining Freezing-Points. By Henry H. Dixon, sc.d., f.r.s., and 

 W. R. Gelston Atkins, m.a. (February 28, 1910.) Is. 6d. 



26. Permanent Steel Magnets. By W. Brown, b.sc. (February 21, 1910.) 6d. 



27. Some Variations in the Skeleton of the Domestic Horse and their Significance. 



By Major F. Eassie, d.s.o. (Plates XVI.-XX.) (March 8, 1910.) Is. 



28. The Inheritance of Coat Colour in Horses. By James Wilson, m.a., b.sc 



(April, 1910.) Is. 



29. Chrome Steel Permanent Magnets. By W. Brown, b.sc. (April, 1910.) Gd. 



30. On the Distribution of Mean Annual Rainfall and average number of Rain 



Days per year over an area including the counties of Dublin, Wicldow, 

 Kildare, and Meath : A Study in Local Variation of Rainfall. By William 

 J. Lyons, b.a., a.r.c.sc (Lond.). (Plate XXL : Map.) (May, 1910.) Is. 



31. The Vapour-Pressures, Specific Volumes, Heats of Vaporisation, and Critical 



Constants of Thirty Pure Substances. By Sydney Young, d.sc, f.e.s. 

 (June, 1910.) 3s. 



32. A Simple Form of Open-Scale Isothermal Air Barometer. By W. F. 



Bakbett, f.r.s. (May 19, 1910.) Gd. 



33. Agricultural Seeds and their Weed Impurities : A Source of Ireland's Alien 



Flora. By T. Johnson, d.sc, f.l.s., and Miss R. Hensman. (Plates 

 XXIL, XXIII.) (July, 1910.) Is. 



34. Cryoscopio Determination of the Osmotic Pressures of some Plant Organs. 



By W. R. Gelston Atkins, m.a. (June 80, 1910.) 6(?. 

 85. The Separate Inheritance of Quantity and Quality in Cows' Milk. By 

 James Wilson, m.a., b.sc (July 29, 1910.) Gd. 



36. Mechanical Stress and Magnetisation of Iron : Part 3. By W. Brown, b.sc 



(September, 1910.) Is. 



37. Mechanical Stress and Magnetisation of Nickel : Part I. By W. Brown, b.sc. 



(November, 1910.) Is. 



UUWLIK : VKINTKl) AT THE UNIVKUSITY PUESS BV I'ONSUNliV ANIJ GIBKS. 



■V 

 } 57 4 



