He was the last manager of the Long Tunnel Extended Mine at Walhalla. Before this he was the underground manager.
After the death of Henrietta's mother in childbirth in 1882, her younger sister, Violet Horrocks, came to live with the family, and she was often called Violet Rawson at school.
Source - Belinda Simpson
Trove Newspaper Clippings show that he possibly had a selection of 232 acres somewhere in the Walhalla area at one stage.