DARWINISM 



AND 



RACE PROGRESS 



JOHN BERRY HAYCRAFT 



M.D., D.Sc., F.R.S.E. 

 Professor of Physiology, University College, Cardiff 



SECOND Ha%tfs**m EDITION 



LONDON 



SWAN SONNENSCHEIN CO,, LTD. 



NEW YORK: CHARLES SCRIBNER'S SONS 

 1900 



