viii CONTENTS. 



PAGE 



I'AKT I. REPLY TO PROFESSOR HUXLEY'S ADDRESS 



LONDON, OF 

 v 19, 1869 73 



HI-: ORIGIN AND TOTAL AMOUNT OF 

 PLUTONIC K.\KK<;V H4 



I'AKI in. -NOTEON THE METEORIC THEORY OF THE 



127 



/'rum Report of the Glasgow Philosophical Society s 

 Meeting of March 24, 1869. 



I'UKSIDKNTIAK ADDKKSS To T1IK UKITISH 



J( .ciATloX. EDINBURGH, 1871 132 



DENTIAL ADDKKSS TO THE SOCIETY OF 



TELEGRAPH KNCINKKKS, 1874 206 



At /A Twentieth Ordinal y General Meeting^ held 

 on \\'ednesday, the \\tli January, 1874. 



KKYtKW <)! KVIDKNCK REGARDING THE PHY- 



SICAL CONDITION OF THE KAKTH 238 



'it'/ from Presidential Address to (he 

 Matliein atical and riiysical Section of the Jirilish 

 i at ion, G7(i.^v:c, September 7///, 1876. 



(-!. >!. GICAL CI.IMATK J7j 



So( icty oj 

 >}' 22, 1877. 



I UK IN I ERNAL CONDITION OF THE KAKTM ; 

 TO TEMPERATURE, FLUIDITY, AND 



299 



cr read before // Society of 



cbntary 14, 1878. 



