Lieutenant Colonel John Cecil Thomas Edmund Charles Ridley, DSO

Date of birth1881-01-10  
Date and unit at appointment (Officers)  1914-10-17  Appointed lieutenant and Adjutant in the 5th Light Horse Regiment. 
Date promoted  1914-10-20  Appointed captain. 
Other units  1916-01-12  Acting Deputy Assistant Adjutant-General 1st Australian Divisional Headquarters. 
Other units  1916-02-15  Brigade Major 13th Australian Infantry Brigade. 
Date promoted  1916-03-26  Appointed major. 
Date of honour or award  1917-01-01  Distinguished Service Order. 
Date promoted  1917-02-06  Appointed lieutenant colonel. 
Other units  1917-02-06  Commanding Officer 51st Battalion. 
Date of honour or award  1917-07-25  Mention in Despatches. 
Other units  1917-10-29  Instructor, Senior Officers School, Aldershot. 
Other units  1918-06-27  Acting Assistant Adjutant-General Administrative Headquarters AIF. 
Other units  1918-08-20  Attached to Headquarters, Fifth Army, France. 
Other units  1918-09-18  Commanding Officer 45th Battalion. 
Other units  1918-11-19  Attached to 1 G Training General Headquarters, France. 
Other units  1918-12-20  Director Branch 3D Research and Development Department, AIF. 
Other  1920-08-20  AIF appointment terminated.