BULL. GEOL. SOC. AM. 



VOL. 25, 1913, PL. 22 



Figure 1. — View within the active Pit of the Crater at Halemaumau, Kilauea^ 



Newly formed pillows in the foreground illustrate the hudding process of development, 

 tograph hy the Geophysical Laboratory 



Hawaii 

 Pho- 



FiGURE 2. — Pillowy Laa'A at Kilauea^ Hawaii 



Illustrating the budding process. Compare this with identical structun 

 Cisco and Prince William Sound. Plate 18, figure 2, and plate 19, figure 1. 

 the Geophysical Laboratory. 



PILLOWY LAVA AT KILAUEA, HAWAII 



1 at San Fran- 

 I'hotograph by 



