Commonwealth War Graves Commission record:

JOHN DOCKSEY
Nationality: United Kingdom
Rank: Private
Regiment: West Yorkshire Regt. (Prince of Wales's Own)
Unit Text: 1st Bn.
Age: 19
Date of Death: 21/03/1918
Service No: 238120
Additional information: Son of Mr. and Mrs. Fred Docksey, of 5, Roseberry St., Dockroyd, Oakworth, Keighley, Yorks.
Casualty Type: Commonwealth War Dead
Grave/Memorial Reference: Bay 4
Cemetery: ARRAS MEMORIAL