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KECENT PAPERS IN THE ‘PHILOSOPHICAL TRANSACTIONS,’ 
1902-1903. 
5 ^. 
Series A.—Mathematical and Physical. ^ 
A. 331. Experimental Eesearches on Drawn Steel. By J. Eeginald Ashworth, M.Sc. (Viet.), 'i 
Price 3s. '% 
A. 332. The Specific Heats of Metals and the Eelation of Specific Heat to Atomic Weight.—Part II. 
By W. A. Tilden, D.Sc., F.E.S., Professor of Chemistry in the Eoyal College of Science, 
London. Price Is. ^ 
A. 333. An Experimental Determination of the Variation with Temperature of the Critical Velocity of 
Flow of Water in Pipes. By E. G. Coker, M.A. (Cantab.), D.Sc. (Edin.), Assistant Professor '• 
of Civil Engineering, McGill University, and S. B. Clement, B.Sc. (McGill), Demonstrator in 
Ci\nl Engineering, McGill University, IMontreal. Price Is. 
A. 334. On an Approximate Solution for the Bending of a Beam of Eectangular Cross-Section under 
' System of Load, with Special Eeference to Points of Concentrated or Discontinuous 
Loading. By L. N. G. Filon, B.A. (Cantab.), M.A., B.Sc. (Lond.), King’s College, Cambridge, - 
Fellow of University College, London, and 1851 Exhibition Science Eesearch Scholar. 'a 
Price 5s. k 
A. 335. On the Vibrations and Stability of a Gravitating Planet. By J. H. Jeans, B.A., Isaac Xewton 
Student, and Fellow of Trinity College, Cambridge. Price l.s. 6d. r 
A. 336. On the Formation of Definite Figures by the Deposition of Dust. By W. J. Eussell, Ph.D., ^ 
F.E.S. Price 2.s. 6d. %'i 
A. 337. The Spectrum of y Cygni. By Sir Norman Lockyer, K.C.B., F.E.S , and F. E. Baxandall, « 
A.E.C.Sc. Price 2.s. 6d. 3 
A. 338.. Quaternions and Projective Geometry. By Professor Charles Jasper Jolv, Eoyal ^ 
Astronomer of Ireland. Price 5s. H 
Series B. — Biological. 9 
B. 208. The Pharmacology of Pseudaconitine and Japaconitine considered in Eelation to that of 
Aconitine. By J. Theodore Cash, M.D., F.E.S., Begins Professor of Materia JMedica in 
the University of Aberdeen, and Wyndiiam E. Dunstan, M.A., F.E.S., Director of the 
Scientific and Technical Department of the Imperial Institute. Price 3s. S: 
B. 209. The Pharmacology of Pyraconitine and Methylbenzaconine considered in Eelation to their . -' 
Chemical Constitution. By J. Theodore Cash, M.D., F.E.S., Begins Professor of Materia 
Medica in the University of Aberdeen, and Wyndham E. Dunstan, M.A., F.E.S., Director 
of the Scientific and Technical Department of the Imperial Institute. Price Is. 
B. 210. The Structure and Development of the Stem in the Pteridophyta and Gymnosperms. By v; 
Edward C. Jeffrey, Ph.D. (Harvard). Price 3s. 
B. 211. On the Structure of the Gills of the Lamellibranchia. By W. G. Eidewood, D.Sc., F.L.S., 
Lecturer on Biology at the Medical School of St. Mary’s Hospital, London. Price 9s. 6d. i 
B. 212. The Development of Echinus Esculentus, together with some Points in the Development of 
E. Miliaris and E. Acuhis. By E. W. MacBride, M.A., D.Sc. (Lond.), sometime Fellow of 
St. John’s College, Cambridge; Strathcona Professor of Zoology in the McGill University, $■ 
Montreal. Price 8s. 6d. 
B. 213. Title, Contents, Index, &c., Vol. 195. Price 6J. ^ 
B. 214. The Seed-Fungus of i., the Darnel. By E. M. Freeman, M.S., Universitv 
of Minnesota. Price 3s. 
B. 215. On the Histology of Uredo di&persa,, Erikss., and the “Mycoplasm” Hypothesis. By ^ 
H. Marshall ard, Sc.D., F.E.S., Professor of Botany in the University of Cambridge. 
Price 3.S. 
Cloth cases for binding the ‘ Philosophical Transactions ’ can be obtained of Harrison and Sons, •a. 
St. Martin’s Lane. Price Is. 6d. 
