DescriptionBattle of Messines 1917 mine plan - La Petite Douve Farm.jpg
English: Plan of the mine at La Petite Douve Farm, part of the mines placed by the tunnelling companies of the Royal Engineers in the Battle of Messines (1917). This drawing is based on the plans published in Roger Lampaert, De Mijnenoorlog in Vlaanderen 1914–1918, Roesbrugge/Belgium (Drukkerij Schoonaert) 1989.
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