5923040 ?German prisoner captured in a raid pointing out to Staff Officer the dispositing of his unit?, 1917 circa (b/w photo) by Unknown photographer, (20th century); National Army Museum, London; (add.info.: ?German prisoner captured in a raid pointing out to Staff Officer the dispositing of his unit?, 1917 circa. Photograph, World War One, Western Front, 1916 circa. Trench raids were a regular feature of life at the front. Small groups of men would cross no-man?s-land and infiltrate the enemy lines. They were often undertaken to capture prisoners for interrogation, gather intelligence on defences and troop dispositions. From a collection of 96 stereoscopic photographs entitled ?The Great War? including the official series.); by National Army Museum ; out of copyright.