Enlisted at the age of 31
5th ReinforcementsTrained
Narrow Neck, AucklandTransfer to England
HMNZT 84 Turakina
The Company moved to Monchy, ten kilometres east of Arras, to work on the fortification of the new front line
Admitted to hospital at sea
Returned to duty
Admitted to hospital at sea
Returned to duty
Marched in to NZ Depot, Christchurch
Embarked for France
Marched in to NZ Base Depot, Etaples
Joined the Company
The Company was still carrying out the digging of underground premises and defences on the Front near Arras
Admitted to hospital
Diagnosed with cerebral tumor
Embarked for England
Admitted to hospital
German Attacks
Spring Offensive
The Company was engaged in the defence of Arras by digging new trenches and dug-outs under constant enemy shellfire
Placed on dangerously ill list
Buried
Brockenhurst Saint Nicholas Churchyard, BrockenhurstGrave reference
A. 5. 15Anthony Byledbal, “World War I Timeline of Cletus Patrick O'Brien“, New Zealand Tunnellers Website, NaN (2009), Accessed: . URL: www.
