List of Illustrations 



XVll 



FACING PAGE 



In the Forest Region of Mikeno 



Visit of the Belgian Officers to Kissenji 



Cultivated Lava Fields at Mikeno and Karissimbi 



Summit of Mikeno ...... 



Breakfast on Mikeno ..... 



Block Lava between Namlagira and Ninagongo 



Namlagira from Rutschuru .... 



The Crater of Namlagira .... 



Eruptive Shaft in the Crater of Namlagira . 



Cake Lava at the Southern Foot of Namlagira 



A Peep into the Crater of Namlagira 



Cinder Chimneys at the Southern foot of Namlagira 



Eruption of Namlagira, November 12, 1907 



Eruption of Namlagira, November 17, 1907 



A Lava Tunnel ....... 



A Boulder of Lava on the Adolf Friedrich Cone, Nam- 

 lagira ........ 



Scoria Crater, with Growth of Lichen . 

 Coating of Lava on a Decayed Tree Trunk . 

 On The Adolf Friedrich Cone .... 



Summit of the Adolf Friedrich Cone 

 Central Group of the Virunga Volcanoes 

 The Kana Maharage ...... 



Bamboo Forest at the Southern Foot of Karissimbi 

 Karissimbi seen from Mikeno at an Elevation of 3,900 

 Metres ........ 



Summit of Karissimbi, the Hans Meyer Crater in the 

 Foreground ....... 



Ericace.e, with Beard Moss, Karissimbi . 



Lobelia Wollastonii, Senecio Johnstonii, and Care: 



RUNSSORENSIS-BiJLTEN, KaRISSIMBI 



Karissimbi from the South ..... 

 The Summit of Karissimbi with Newly Fallen Snow 



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