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Sign in to savethumb|Three-decker HMS Britannia (1820)|Britannia in Portsmouth Harbour, 1835 thumb|Batteries of the 118-gun French ship Océan (1790)|Océan
thumb|Three-decker HMS Britannia (1820)|Britannia in Portsmouth Harbour, 1835 thumb|Batteries of the 118-gun French ship Océan (1790)|Océan