1798
[upper left: Map of Guy...
South America
Walker, Thomas, fl. 177...
[upper right: Chart of ...
[bottom left: Chart of ...
[bottom right: Chart of...
![[upper left: Map of Guyana including the title and an inset of Georgetown. Also includes list of proprietors and estates]](https://jcb.lunaimaging.com/media/Size2/JCBMAPS-1-NA/1071/C-6205-001.jpg)
![[upper right: Chart of Guyana. Also includes list of proprietors and estates on the Demerary River.]](https://jcb.lunaimaging.com/media/Size2/JCBMAPS-1-NA/1071/C-6205-002.jpg)
![[bottom left: Chart of Guyana. Includes Remarks and Observations]](https://jcb.lunaimaging.com/media/Size2/JCBMAPS-1-NA/1071/C-6205-003.jpg)
![[bottom right: Chart of Guyana. Also includes list of proprietors and estates on the Demerary River.]](https://jcb.lunaimaging.com/media/Size2/JCBMAPS-1-NA/1071/C-6205-004.jpg)