This map was published by Thomas Jefferys in 1770; it include three parts:
- A plan of Amelia Island in East Florida, taken from William de Brahm's 1757 map of South Carolina and Georgia
- A Chart of the Entrance into the St. Marys River from a 1769 survey by Captain William Fuller
- A Chart of the Nassau River with Bar and Soundings also by Fuller
The map was dedicated to John Perceval, 2nd Earl of Egmont, who had been granted the majority of Amelia Island