Served through the Spanish American War; was promoted to captaincy and now (1905) located at Governor's Island, New York Bay (Severance, B. Frank. Genealogy and biography of the descendants of Walter Stewart of Scotland and of John Stewart who came to America in 1718 and settled in Londonderry, N.H. Greenfield, Mass. : T. Morey & Son, 1905, pg. 152-153).