6 
PACIFIC SCIENCE, VoL XIX, January 1965 
Fig. 2. Puu Hou, the littoral cone formed as the 1868 Mauna Loa flow entered the sea. Both photographs 
were taken from approximately the same point 38 years apart; above, June 1 4, 1924 (Steams and Clark, 
1930:7), below, by Moore and Ault, Feb. 1962. 
