WORLD-MAKING. 



DEDICATED TO THE MEMORY OF 

 ADAM SEDGWICK AND SIR RODERICK IMPEY MURCHISON, 



WHOSE JOINT LABOURS CARRIED 

 OUR KNOWLEDGE OF THE HISTORY OF THE EARTH 



TWO STAGES FARTHER BACK, 



AND WHOSE DIFFERENCES OF OPINION SERVED TO RENDER 

 MORE GLORIOUS THEIR VICTORIES. 



