Rear Admiral Oscar Walter Farenholt (May 2, 1845 – June 30, 1920) was an officer in the United States Navy during the American Civil War, the Spanish–American War and is the first enlisted man in the Navy to reach flag rank.
Author: L. R. Hamersly Source: from A military album, containing over one thousand portraits of commissioned officers who served in the Spanish-American war published by L. R. Hamersly in 1902, page 53. License: PD US expired