length 70 feet, beam 20 feet, draft 2.9 feet. In service 1855-1868
on Atlantic coast. Named for Benjamin Peirce (1809-1880), the
foremost mathematician in the United States during the mid-Nineteenth
Century, a friend and colleague of Alexander Dallas Bache of
the Coast Survey, and the third Superintendent of the Coast
Survey (1867-1874) following Bache’s death in 1867.