ftljis Volume is ^tVitntth ta 



M. ED. LAETET, 



FOREIGN MEMBER OF THE GEOLOGICAL SOCIETY OF LONDON, 



GEOEGE BUSK, F.E.S., 

 THE EEV. JOHN GUM, F.G.S., 

 JOSEPH PEESTWICH, F.E.S., 

 CAPT. SPEATT, E.N., C.B., . 



AND 



COLONEL WOOD, F.G.S., 



THE FREQUENT MENTION OF WHOSE NAMES IN ITS PAGES 



TESTIFIES TO THEIR HAYING BEEN 



ALIKE THE FRIENDS AND FELLOW-LABOURERS 

 OF 



ITS AUTHOR. 



