The George Washington Papers at the Library of Congress
Letter George Washington, July 30, 1777, General Orders
The Writings of George Washington from the Original Manuscript Sources, 1745-1799. John C. Fitzpatrick, Editor.--vol. 08
Parole Philadelphia. Countersigns Boston, Providence.
The paymasters of those regiments, from which detachments have been made, to form the Corps of Riflemen under Col Morgan, are without delay to pay off their respective detachments up to the last of May. Col. Morgan's corps now lays at Trenton.
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