By ALFRED RUSSEL WALLACE. 

 THE MALAY ARCHIPELAGO. Extra crown 8vo, 7s. 6d. 

 NATURAL SELECTION AND TROPICAL NATURE. 



Extra crown 8vo, 7s. 6d. 

 ISLAND LIFE. Extra crown 8vo, 7s. 6d. 

 THE GEOGRAPHICAL DISTRIBUTION OF ANIMALS. 



In two vols. Medium 8vo, 42s. 

 DARWINISM. Extra crown 8vo, 7s. 6d. 

 STUDIES SCIENTIFIC AND SOCIAL. 2 vols. Extra 



crown 8vo, 18s. 

 IS MARS HABITABLE ? Extm crown 8vo, 2s. 6d. 

 London: MACMILLAN AND CO., Ltd. 



