page_title: Obusier de 400 Modèle 1915/1916
hierarchical_section_title: Obusier de 400 Modèle 1915/1916
caption_attribution_description: Diagram showing method of anchoring French 400 mm railway howitzer, World War I era. See also File:French 400 mm railway howitzer firing position diagram.jpeg
context_page_description: The Obusier de 400 Modèle 1915/1916 were French Railroad Howitzers that saw action during the First World War and Second World Wars. The mle 1915/1916 was the largest caliber Railroad Howitzers in service with the French Army during the First World War.
context_section_description: The Obusier de 400 Modèle 1915/1916 were French Railroad Howitzers that saw action during the First World War and Second World Wars.  The mle 1915/1916 was the largest caliber Railroad Howitzers in service with the French Army during the First World War.
caption: A mle 1915/1916 showing the details of its site preparation.
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