Rank: Lieutenant
This Boer-War Soldier record for Octavius Henry Lothian NICHOLSON 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=192797&r=Octavius Henry Lothian&s=NICHOLSON&ref=