Engineers repair light railways near Hangar[d}, nd.

Engineers repair light railways near Hangar[d], damaged by shell fire during the struggle for Amiens, nd. From a collection of ninety-six stereoscopic photographs in box two of two entitled ‘The Great War’ including the official series. With stereoscopic viewer. Associated with World War One, Western Front (1914-1918). Stereographs consist of two identical photographs paired in such a way that when seen through a special viewing instrument, a stereoscope, they appear as a three-dimensional images. By 1899 the photographs were mounted on thick card that was given a slight curvature to increase the illusion of depth.