Just saw a feature on this on the news and thought I'd give a heads up. Photographs taken by a private soldier who smuggled his camera to the front have been discovered. The photos include a couple taken during the first day of the Battle of the Somme:
Photograph taken during the Battle of the Somme: One of three photographs taken by George Hackney during the advance of the 36th Ulster Division on 1 July 1916. In the foreground we can see German soldiers surrendering as the 36th Ulster Division advanced upon German linesMore details here:
http://www.bbc.co.uk/news/uk-northern-ireland-30050870It'll be only be on BBC Northern Ireland tonight, but it'll be uploaded to I-player afterwards