Map of the French Army route ID: 407 | This file appears in: Washington-Rochambeau Revolutionary Route Côte de York-town à Boston: Marches de l'armée. Key map of the route of march of Comte de Rochambeau's army from Providence, R.I., to Yorktown, Va., and the return march to Boston. | Source: Library of Congress Download Original File SourceLibrary of Congress "Map of the French Army route" appears in: Washington-Rochambeau Revolutionary Route