MST OF ILLUSTRATIONS. 
29 LitliograpUic and Chromo-lithographic Plates, with Explanations. 
43 Charts showinf? the Distribution of Nlarine Deposits in colour, and the Dredging and Sounding 
Stations. 
22 I)i»gn.n.. .howing the Verticel Uistrihiition of Temperature an<l the Kelathma between the 
Deposits an«l Depth. 
.36 Wotjdcuts in the Text. 
