York 30th Oct. 1777
Dr Sir
Attacks were made the 22nd inst. on Fort Mifflin and Redbank in both of which the Enemy were repulsed. A Batterie on providence Island and two upon the Bank opposite to Fort Mifflin thrown up to reclaim the great Marsh below providence Island opened upon the Fort, and were supported by six Ships warped throught the Cheveaux de fries at Bellingsford Our Gallies and armed vessels in the River assisted the Fort, and in conjunction they kept up so effectual a Cannonade upon the Ships as to Disable a 64 Gun Ship and Sloop of War a small Frigate, & and the Enemy set them on fire before they quitted. One of the four that retired was the Roebuck greatly damaged. Baron Donop with 1200 Men attacked Redbank and after a short Cannonade marched up with fixed Bayonets in two Columns. They passed the abattis, entered the ditch & some passed the picket, but were so warmly received, they fell back & fled, leaving Bar. Donop, his Brigade Maj., a Capt. Lieut. & upwards 70 men wounded & prisoners—1 Lieut. Colonel, 3 Capts. 4 Lieuts. & near 70 killed, near 300 muskets
and a considerable number cartridge Boxes &c taken—we lost one Capt. 3 Sergt 1 fife 4 privates killed—1 Ensign 5 Sergt & 23 privates wounded. The loss in yr. Vessel & Fort Mifflin very considerable.
No letters from Gates confirming the surrender of Burgoyne and his Army.