Publication
Washington Papers Consolidated Index | V | Viper (British warship)
From William Cowley, 30 September–12 October 1775 [Revolutionary War Series 2:67]
From William Cowley, 30 September–12 October 1775 [Revolutionary War Series 2:69]+
From Brigadier General Daniel Roberdeau, 15 August 1776 [Revolutionary War Series 6:33]+
From Major General Horatio Gates, 13 November 1778 [Revolutionary War Series 18:134]+