CONTENTS. 



FACE 



"^ Design of tlie Vestiges explained S~ 



•J Proper Position of the Nebulax Hypothesis in the Argument . 5 

 Imputed Failure of the Hypothesis from the Earl of Rosse's 



discoveries, denied 8 



Experiments illustrating and confirming the Hypothesis by Pro- 

 fessor Plateau 14 



Objection from the retrogression of Uranus's Satellites consi- 

 dered 18 



Objection respebting the convergence of atoms to a central 



nucleus, answered 19 



N^'The Nebular Hypothesis not a supersession of Deity, but only ^i 



a description of his mode of working %^ 



Quetelet's inquiries, establishing law in mental operations . . 25 



Limits of the system being under law, the whole is probably so 26 



Question of the Origin of Organic nature 27- 



■ Geology proves it to have observed a progress in time ... 31 



'J Objections respecting this progress 32 



Lower Silurian Fossils 33 



Upper Silurian Fossils 47 



Old Red Sandstone 49 



