Rank: Lieutenant Colonel
This Boer-War Soldier record for Arthur Henry HENNIKER-MAJOR was transcribed record from various documents held at the National Archives, South Africa. Data contained in this set is known as "The Soldiers of the Queen".
https://www.gendatabase.com/boer-war-soldiers-record.php?q=112720&r=Arthur Henry&s=HENNIKER-MAJOR&ref=