OE^EEnTG^WE' 



BRITISH MUSEUM (NATURAL HISTORY) 



CROMWELL ROAD, LONDON, 8.W. 



WITH PLANS AND VIEWS OF THE BUILDING, 

 AND FIFTY-EIGHT ILLUSTEATIONS. 



ELEVENTH EDITION. 



London: 



PRINTED BY OEDEE OF THE TEUSTEES 

 OF THE BEITISH MUSEUM. 



1906. 



lAll rights reserved.^ 



