Lieutenant Colonel John McLean Arnott, CMG

Date of birth1869-01-21  
Date and unit at appointment (Officers)  1914-10-17  Appointed to the 9th Light Horse Regiment. 
Other units  1914-10-17 - 1915-08-08  Commanding Officer of the 7th Light Horse Regiment. 
Other units  1916-02-01 - 1916-02-13  Commanding Officer of the 12th Light Horse Regiment. 
Date returned to Australia  1918-05-20