BL 12 inch Mk XI – XII gun

The BL 12-inch Mark XI and Mark XII gun were British breech loading (BL) naval guns of 50-calibres length mounted as primary armament on dreadnought battleships from 1910.

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1910 — 1920  Wikimedia, Wikidata
naval artillery, rifled breech loader, Vickers, Royal Navy, United Kingdom of Great Britain and Ireland, 

30 mm Breda-Mauser, Canon de 24 C modèle 1864, naval artillery, rifled breech loader, 

• NavWeaps page^@
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Location: KML, Cluster Map, Maps,

1910-01-01T00:00:00Z

1920-01-01T00:00:00Z

1910 — 1920 BL 12 inch Mk XI – XII gun

1914-07-28T00:00:00Z

1914-07-28T00:00:00Z

World War I

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Frameless

George V and Admiral Callaghan onboard HMS Iron Duke

HMS Vanguard aft guns USNHC NH 52619

HMS Hercules 12 inch guns IWM Q 18062

HMS Hercules (aft deck)

Type	Subtype	Date	Description	Notes	Source
link	page		NavWeaps page@		Wikidata
commons	image		George V and Admiral Callaghan onboard HMS Iron Duke		Commons
commons	image		HMS Vanguard aft guns USNHC NH 52619		Commons
commons	image		HMS Hercules 12 inch guns IWM Q 18062		Commons
commons	image		HMS Hercules (aft deck)		Commons