Gen[era]l Boyd with 2500 men was ordered to disperse the pursuing army which Gen[era]l Wilkinson estimated at 900 men. Wilkinson with the raiders prepared to decend (sic) the Long Sault. Gen[era]l Boyd found the British drawn up in order of battle & the engagement lasted with obstinancy (sic) upon both sides for three hours & an half. When our troops gave way and retreated, our loss is stated by the officers to be 500 killed, wounded & missing.