PHILOSOPHICAL TEANS ACTIONS. 



Part I, 1884. 



Contents. 



I. On the Circulation of Air observed in Kundt's Tubes, and on some Allied 



Acoustical Problems. By Lord Eayleigh, D.C.L., F.E.S. 

 II. On tbe Solubility of Salts in Water at High Temperatures. By William 

 A. Tilden, D.Sc., Lond., F.E.S., and W. A. Shenstone, F.I.C., F.C.S. 



III. The Influence of Pressure on the Temperature of Volatilization of Solids. 



By William Eamsay, Ph.D., and Sydney Yottng, D.Sc. 



IV. Eesearches on Spectrum Photography in relation to New Methods of Quan- 



titative Chemical Analysis. — Part I. By W. N. Hartley, F.E.S.E., &c. 

 V. Measurements of the Wave-lengths of Lines of High Eefrangibility in the 

 Spectra of Elementary Substances. By W. N. Haetley, F.E.S.E., &c, 

 and W. E. Adeney, F.C.S. 

 VI. Experiments upon the Heart of the Dog with reference to the Maximum 

 Volume of Blood sent out by the Left Ventricle in a Single Beat, and the 

 Influence of Variations in Venous Pressure, Arterial Pressure, and Pulse- 

 Bate upon the work done by the Heart. By Wm. H. Howell, A.B., 

 and F. Donaldson, Jun., A.B. 

 VII. On the Steady Motion and Small Vibrations of a Hollow Vortex. By W. M. 

 Hicks, M.A. 



VIII. Contributions to our Knowledge of the Connexion between Chemical Con- 

 stitution, Physiological Action, and Antagonism. By T. Lauder Brun- 

 ton, M.D., F.E.S., and J. Theodore Cash, M.D. 

 IX. Description of Teeth of a Large Extinct (Marsupial?) genus, Sceparnodon, 

 Eamsay. By Professor Owen, C.B., F.E.S., &c. 

 X. Evidence of a Large Extinct Lizard {Notiosawus dentatus, Owen) from 

 Pleistocene Deposits, New South Wales, Australia. By Professor Owen, 

 C.B., F.E.S., &c. 



XI. On the Total Solar Eclipse of May 17, 1882. By Captain W. de W. Abney, 



E. E., F.E.S., and Arthur Schuster, Ph.D., F.E.S. 



XII. Evidence of a Large Extinct Monotreme {Echidna Ramsayi, Ow.) from the 

 Wellington Breccia Cave, New South Wales. By Professor Owen, C.B., 



F. E.S. 

 Index to Part I. 



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