The Wilde Lectures. xlix. 



1909. (March 9.) "On the Influence of Moisture on Chemical 



Change in Gases." By Dr. H. Brereton Baker, F.R.S. 

 (8 pp.) 



1910. (March 22.) " Recent Contributions to Theories regard- 



ing the Internal Structure of the Earth." By Sir 

 Thomas H. Holland, K.C.I.E., D.Sc, F.R.S. 



SPECIAL LECTURES. 



1913. (March 4.) " The Plant and the Soil." By A. D. Hall, 



M.A., F.R.S. 



1914. (March 18.) " Crystalline Structure as revealed by 



X-rays." By Professor W. H. Bragg, M.A., F.R.S. 



1915. (May 4.) " The Place of Science in History." By Pro- 



fessor Julius MacLeod, D.Sc. 



Awards of the Dalton Medal. 



1898. Edward Schunck, Ph.D., F.R.S. 



1900. Sir Henry E. Roscoe, F.R.S. 



1903. Prof. Osborne Reynolds, IX. D., F.R.S. 



1919. Prof. Sir Ernest Rutherford, M.A., D.Sc, F.R.S. 



