19-24 December 1777
Tiffin, William, fl. 1777
Manuscript document signed
Title: [Proof of British powder]
Written at Turtle Bay near New York. Chart recording the result of proofing [testing] of British powder and powder captured by the British. Includes names of prizes from which powder was taken and the capturing vessels. Signed twice by William Tiffin, Captain of the Royal Regiment of Artillery.
GLC02437.00674