EDITOR'S PREFACE. 



The Publishino; Committee of the Anthropological 

 Society have done me the honour to confide to me the 

 task of editing Dr. Broca's valuable little volume. This 

 duty I have now fulfilled, and hope that the members of 

 the Society and the general public will experience the 

 same pleasure in reading the translation, as I received 

 when first I perused the original. 



The causes which led the committee to suggest the 

 publication of the present translation are lucidly ex- 

 pressed by the motto which Dr. Broca placed on his title- 

 page. The public mind is so little acquainted with the 

 real facts relating to the hybridity of the Races of Man, 

 that its investigation, " non ex vulgi opinione, sed ex 

 sano juclicio" is necessary to the efficient progress of our 

 science. Such an appeal, however, necessitates that the 

 whole subject should be again reviewed, and to attain 

 this object the perusal of a work on similar principles to 

 that of Dr. Broca becomes the primary requisite for future 

 researches. It may be said, that no work which so com- 

 pletely investigates the whole subject of Human Hybridity 

 has ever been published, and the Council having con- 

 firmed the recommendation of the Publishing Committee, 



