Mason resigned from the United States Navy as an acting midshipman on 19 April 1861. Mason enlisted in the Confederate States Navy where he became an acting midshipman on 11 June 1861 and served on the CSS United States. On 7 January 1864, Mason was promoted to master in line of promotion and was made 2nd Lieutenant on 2 June 1864. Mason later served as commander of the CSS Beaufort and CSS Virginia II.[3]
Marriage and children
Mason married Elizabeth Ruthven McGill on 29 January 1873 and they had three children:
Wardlaw McGill Mason (1876–1936)
Lucius Randolph Mason (28 January 1886–23 November 1984)
Shirley Carter Mason Prescott (12 October 1891–21 March 1972)[1]
Later life
After a brief illness, Mason died on 16 December 1922 at his residence in Rockville, Maryland at the age of 79.[1][2] He was buried after 16 December 1923 at Rockville Cemetery in Rockville.[1]