HMS Impregnable

Two ships and two establishments of the Royal Navy have been named HMS Impregnable:

Ships

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Training establishment

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References

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  • Colledge, J. J.; Warlow, Ben (2006) [1969]. Ships of the Royal Navy: The Complete Record of all Fighting Ships of the Royal Navy (Rev. ed.). London: Chatham Publishing. ISBN 978-1-86176-281-8.