1916. 



Tovmsend, Voyage <>j the 'Albatross' in 1911. 



435 



Fig. 27. General view of station for cultivation of the pearl oyster. Espiritu Santo Island, Gulf of 

 California. (The negative was unfortunately reversed in the camera). 



Fig. 2S. Thatched roofs over the cross-sections of the canal; the open Bay on the ri°-ht. 



