A group of 5 letters written by naval lieutenant Herbert Benezet Tyson of the U.S.S. Connecticut, during that ship's cruise to and around the Caribbean in winter/spring 1865.

A group of 12 letters written by the Western Pennsylvania Quakers John and Joseph Pugh during the Civil War. Included are 6 letters written by John during his service aboard the U.S.S. Quaker City, of the navy's East Gulf Blockading Squadron.