Photograph of an ordnance M.L. 1.57 inch Trench Mortar Mk.1, page 1, taken from a photographic album entitled ' Trench Warfare,' comprising a series of photographs showing artillery, bomb throwers and mortars from the First World War

Photograph of an ordnance M.L. 1.57 inch Trench Mortar Mk.1, page 1, taken from a photographic album entitled ' Trench Warfare,' comprising a series of photographs showing artillery, bomb throwers and mortars from the First World War

Asset Number DI 2014-1987 Keywords: