History of the Descendants of Nathaniel Dwight, Vol 1, pg 422:
Col. Elihu Kent...went with his father into the revolutionary army, and was captured on Long Island by the enemy, and confined for a long time as a prisoner of war in the old "sugar House," in New York, where he suffered greatly.
Elihu, Jr was taken prisoner in 1779 at Horse Neck Landing, CT when General Israel Putnam with 150 militiamen and 2 cannons, faced 600+ troops under the command of New York Colonial Governor William Tryon.
You can visit the restored "Tryon Palace" in New Bern, NC
The Kelloggs in the Old World and The New, by Timothy Hopkins, Vol. 1, pg 108: Elihu Kent (Capt.). He was a revolutionary soldier; enlisted in his father's company of minute men and marched to Boston on the Lexington Alarm; served as fifer; promoted to Sergt.; taken prisoner at Horse Neck and confined in the "Old Sugar House" prison in New York, where he suffered intensely..