Philosophical experiments: containing useful, and necessary instructions for such as undertake long voyages at sea. Shewing how sea-water may be made fresh and how fresh-water may be preserv'd sweet. How biscuit corn, etc. may be secured from the weevel ... And flesh preserv'd in hot climates, by salting animals whole. To which is added, an account of several experiments and observations on chalybeate or steel-waters ... Likewise a proposal for cleansing away mud, etc. out of rivers, etc. Which were read before the Royal Society ... / [Stephen Hales].

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Philosophical experiments: containing useful, and necessary instructions for such as undertake long voyages at sea. Shewing how sea-water may be made fresh and how fresh-water may be preserv'd sweet. How biscuit corn, etc. may be secured from the weevel ... And flesh preserv'd in hot climates, by salting animals whole. To which is added, an account of several experiments and observations on chalybeate or steel-waters ... Likewise a proposal for cleansing away mud, etc. out of rivers, etc. Which were read before the Royal Society ... / [Stephen Hales]. Public Domain Mark. Source: Wellcome Collection.