[ iii ] 
CONTENTS. 
(A) 
VOL. 192; 
Advertisement.page vii 
List of Institutions entitled to receive the Pliilosopliical Transactions or Proceedings of the Royal 
Society.ix 
Adjudication of Medals for the year 1898 .xvii 
I. On the Connexion of Algchraic Functions ivith Automoiyhic Functions. Bij 
E. T. Whittaker, B.A., Felloiv of Trinity College, Cambridge. Communi¬ 
cated by Professor A. Pv. Forsyth, Sc.D., F.R.S. . page 1 
II. Researches in Vortex Motion .—Part III. On Sinral or Gyrostatic Vortex 
Aggregates. By W. M. PIicks, D.Sc., F.R.S., Professor of Physics in 
University College, Sheffield . .,33 
III. On the Aiyffiiccdion of the Theory of Error to Cases of Normal Distribution and 
Normal Correlation. By W. F. Sheppard, M.A., LL.M., Formerly Fellow 
of Trinity College, Cambridge. Communicated by Professor A. P. Forsyth, 
F. R.S .. .... .101 
lY. Mathematical Contributions to the Theory of Evolution. —V. On the Recon¬ 
struction of the Stature of Prehistoric Races. By Karl Pearson, F.R.S., 
University College, London ............... 160 
V. An Experiment in Search of a. Directive Action of one Quartz Crystal on another. 
By J. H. PoYNTiNG, Sc.D., F.R.S., and P. L. Gray, B.Sc .245 
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