North America in the middle of the 18th century, with the French still holding sway over a large Louisiana that includes the Mississippi and Ohio River basins; the indeterminate northwest coast is thankfully covered by the cartouche incongruously featuring Africans and a crocodile. Lowery, W. 399; Pedley, M.S. 448; Phillips, P.L. (Atlases) 622; Sellers & Van Ee p.5; Wheat Transmississippi 129.