1. Louis-Pierre, marquis de Vienne, who had arrived at the Valley Forge camp in June with letters of introduction to Lafayette, had remained with the army until 6 July, when he went on to Congress with letters of introduction from Lafayette and GW’s aide-de-camp John Laurens (Laurens, Army Correspondence description begins The Army Correspondence of Colonel John Laurens in the Years 1777–8, now First Printed from Original Letters Addressed to His Father, Henry Laurens, President of Congress, with a Memoir by Wm. Gilmore Simms. New York, 1867. description ends , 203; Lafayette Papers description begins Stanley J. Idzerda et al., eds. Lafayette in the Age of the American Revolution: Selected Letters and Papers, 1776–1790. 5 vols. Ithaca, N.Y., 1977-83. description ends , 2:96, 99, 101). Congress approved Vienne’s commission on 15 July (see JCC description begins Worthington Chauncey Ford et al., eds. Journals of the Continental Congress, 1774-1789. 34 vols. Washington, D.C., 1904–37. description ends , 11:692–94).