In lower right: III.
Appears in Jefferys' General topography of North America and the West Indies. London: Printed for Robert Sayer, ... and Thomas Jefferys, 1768.
Shows the order of march of the detachment in Braddock's campaign on Fort Duquesne.
Notes (date):
This date is inferred.
Notes (citation):
Phillips. List of maps of America, p. 269
Phillips, 1196