Series III. Personal and Civic Correspondence> contains correspondence from 1852 to 1876. This includes Charles' letters from friends, his letters to local officials, and some letters from U. S. Congressmen. Among the correspondence are letters regarding the selection of a new minister for the Tabernacle Church, a letter from Charles to Scientific American concerning Charles' patent on a screw for drawer knobs (December 5, 1861), and two letters regarding Charles' presentation of a sword from the city of Salem to Colonel Arthur Devereaux. One of these letters (dated July 7, 1863), Colonel Devereaux's acknowledgement, describes his regiment's journey into the battle of Gettysburg.