COLLATERAL READINGS SUGGESTED 



IN CONNECTIOX WITH ESSAY III. 



Spencer's First Principles, and Illustrations of Universal Pro- 

 gress; Haeckel's History of Creation; Kant's Critique of Pure 

 Reason; Laplace's J/ecanigue Celeste; Graham's CVeecZo/ Science; 

 Clodd's Story of Creation, and ChildJiood of the World; Picton's 

 2fystery of Matter; Mivart's Contemporary Evolution ; Winchell's 

 World Life; Gladstone's Juvenilis Mundi ; Slaughter's Modern 

 Genesis; Tfewcomb's Astronomy ; Stewart and Tait's Unseen Uni- 

 verse ; Jevons' Principles of Science ; TyndalVs Frar/ments of Phys- 

 ical Science; Proctor's Other Worlds than Ours (chapter IX). 



