CHAPTER XIV. Oglethorpe addresses a letter to Lieutenant-Governor Bull, suggesting an expedition against St.Augustine--Follows this, by application in person--Promised assistance, and cooperation--Returns to Frederica--Collects his forces--Passes over to Florida--Takes several Spanish forts--Is joined by the Carolinian troops--The enemy receive supplies--Oglethorpe changes the siege into a blockade--Takes possession of Anastasia Island--Colonel Palmer and his men surprised and cut to pieces--Spanish cruelties--English fleet quit the station--Siege raised, and Oglethorpe returns to Frederica,.