1720
Gerard van Keulen
1792
Jefferys, Thomas
1:2m
1840
Arrowsmith, John
1:3m
1775
Jefferys, Thomas
1:2m
1840
Codazzi, Agustin, 1793-1859
1:1m
1798
Bouchenroeder, F. Von
1:2m
1940
Chief of Engineers
1:1m
1897
Venezuela-British Guiana Boundary Commission
1:2m
1840
Codazzi, Agustin, 1793-1859
1:1m
1897
Venezuela-British Guiana Boundary Commission
1:2m