Relatives of a First World War soldier from Aylesbury are being sought after remains were discovered in France.
The body was found in a shallow grave in a private garden near Beaurains in June 2012 following heavy rain.
The Ministry of Defence believe it could be one of four men from the Oxford and Buckinghamshire Light Infantry.
One of them is 2nd Lieutenant William Charles Haynes, who served with D Company 5th Battalion.
Born in 1889, he was the son of Henry Haynes, a licensed victualler, and his wife Elizabeth.
Mr Haynes worked at the Dominion Dairy Company in Aylesbury before joining the Bucks Yeomanry and served in Egypt in 1915. He was commissioned into the 3rd Battalion Oxford and Bucks Light Infantry in January 1917 and attached to the 5th Battalion.
He had two brothers, Horace and James, and three sisters, Agnes Sarah, Florence Susannah and Connie Evelyn.
The officer whose remains were found died on May 3, 1917, near Beaurains.
An Army spokeswoman said: “We know that the remains discovered belong to one of four officers who died on that day and hope to discover which one by finding surviving relatives who might be able to provide a DNA sample.”
The other men it may be are Charles Croke Harper from Newport Pagnell, Stanley Ashman from Weston-super-Mare and John Bulmer from Yorkshire.
Anyone who can help should call Lynne Gammond on 03067 701 322 or email firstname.lastname@example.org