DescriptionBattle of the Somme 1916 - H3 (Hawthorn Ridge Redoubt) mine, Beaumont-Hamel.jpg
English: Plan of the H3 (Hawthorn Ridge Redoubt) mine at Beaumont-Hamel, fired by the British at the start of the Battle of the Somme 1916. This drawing is based on the plans published in Simon Jones, Underground Warfare 1914-1918, Barnsley (Pen & Sword Books) 2010, p. 116.
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