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Observations in reply to the opinions of the Elder Brethren of the Trinity Houses of London, Newcastle, and Kingston-upon-Hull, contained in their several reports of the 8th February, 5th March, and 9th April, 1813 ... on the plan submitted to ascertain 'the real merits and benefits of a general establishment for the preservation from shipwreck' / [George William Manby]. Public Domain Mark. Source: Wellcome Collection.