Paper, Water-raising engine by Robert Hooke Diagram with accompanying text entitled 'A brief Description made by Mr Hook, of ye water-raising Engine presented by his Highness, Prince Rupert, to ye Society, after ye way of Cavallerius his Hydrocontisterium novum'. This was presented to the Royal Society on 22 July 1663 and ordered to be registered. Subject: Engineering, Hydrostatics 22 July 1663