The British Army On The Western Front, March 1917, Members of a Royal Garrison Artillery working party carrying duck-boards across the frozen Somme canal at Frise, March 1917.
{"Image ImageDescription": "The British Army On The Western Front, March 1917, Members of a Royal Garrison Artillery working party carrying duck-boards across the frozen Somme canal at Frise, March 1917. (Photo by Lt. J W Brooke/ Imperial War Museums via Getty Images)", "Image Copyright": "IWM (Q 4849)"}