196 GRAHAM ISLAND. 
In the year 181 Ij the island of Sabinae was thrown 
up off St. Michael's, in the Azores. It was 300 feet 
high, with a crater in the centre, but was soon en- 
tirely washed away by the waves. 
One of the mos t recent instances of the forma- 
Fig. 41. 
Graham Island as seen on the 18th of July, 1831. 
