Other First World War Sites you may wish to visit.

 

The Western Front Association

One of the the best First World War sites.
The 16th Irish Division
The Grimsby Chums (10th Bn Lincolnshire Regiment)
  The British Army in the Great War 1914 - 1918
  Land Forces of Britain, the Empire and Commonwealth
Hellfire Corner

The Great War 1914 - 1918

Excellent Site with good information on the 36th (Ulster) Division

Military Images

You may be able to get that old photo identified here.
 You will certainly leave this site more knowledgeable in Army matters.

  The Accrington Pals
  The Tyneside Scottish and Tyneside Irish Brigades
  The Hampshire Regiment
  The Gloucestershire Regiment
The Royal Naval Division
The Sherwood Foresters
Kitchener's Men

Military History @ Skalman.nu

Lots of links to other good sites.