A three-page letter written by Colonel Owen Roberts in Purrysburg, South Carolina to John F. Grimke at the "Two Sisters" camp. Roberts writes about sending supplies to Grimke and his inability to procure medicine. Roberts mentions an impending attack on the British "at Yamasee".
Two loose sheets written by John F. Grimke noting conditions of fortifications, need for ammunition at, and repair of various batteries in and around Charleston during the British siege of the city.