He retired on 3 July 1922 because of disabilities .
By July 1920 , Simmons had again reached the rank of Colonel , but was placed on sick leave from June 1921 until July 1922 .
Simmons retired on 3 July 1922 because of disabilities .
By July 1920 , Simmons had again reached the rank of Colonel , but was placed on sick leave from June 1921 until July 1922 .