LEGEND 



6,000 ft 











INCO^ 



A 



▲ 



2,500 ft 











INCO^ 



V 



▼ 



Surface, Pacific 











PCZ, IMRL^'= 



X 







PHH^^ 



+ 







INCO^ 



1 



3 



600 800 1 000 



Exposure (days) 



Figure 12. Corrosion rafes of manganese bronze. 



