SS Jacona
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Two steamships were named Jacona:
- {{SS|Jacona|1899}}, launched in 1889 as Saint Marnock she was renamed Jacona in 1899 and sunk on 12 August 1915
- {{SS|Jacona|1918}}, launched in 1918 as a Design 1014 ship she was converted into a powership in 1930
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