Geological Survey of Micliigan. 



Annual Report for 1908. 



^^•^Vf ^"J^- 5W 



FIG. 3. SUMMKR STORM WAVES UPON THK BIOACH (I, 1) AT THE HEAD OP 

 TONKIN BAY, SOUTH OF THE LIGHT-HOI'SE. 



FIG. 4. SAND BEACH AT TUB HEAD OP CONGLOMERATE BAY (I, 1). 



