He painted portraits of industrialists, the occasional actress and young children.
[2] He was acquainted with London society and was a friend of Robbie Ross, patron of the arts and a former lover of Oscar Wilde.
[3] In 1914, Streatfeild became a mentor to the then-14-year-old actor and later famed author Noël Coward.
[5] Mrs Astley Cooper continued to encourage her late friend's protégé, who remained a frequent guest at her estate, Hambleton Hall in Rutland.
[6] Streatfeild enlisted in the army in November 1914 but contracted tuberculosis and was invalided out in the spring of 1915.