ACTIVE VOLCANOES OF THE SOUTH SEAS 607 



Pig. 7. Mauna Loa, Hawaii, viewed from the Sea. 

 The even slopes, bearing secondary cones, rise slowly and grandly to a high summit. 



Fig. 8. Lava-field of the Main Crater Basin of Kilauea. 

 The jet of vapor marks the fire-pit of incandescent lava 



