Lettres sur la ville et les eaux d'Aix-la-Chapelle / par D.B. de l'Academie des Sciences.

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Lettres sur la ville et les eaux d'Aix-la-Chapelle / par D.B. de l'Academie des Sciences. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.