Of the positive or privative nature of cold, a sceptical dialogue ... -- Two problems about cold, grounded on new experiments, and proposed in a letter to a friend: an attempt to manifest and measure the great expansive force of freezing water; a new experiment about the production of cold by the conflict of bodies appearing to make an ebullition -- Observations and experiments about the saltness of the sea -- The fourth section belonging to the tract formerly published under the title, Relations about the bottom of the sea -- A paradox of the natural and preternatural state of bodies, especially of the air -- A statical hygroscope proposed to be farther tryed, in a letter to H. Oldenburgh Esq. ... -- A new experiment and other instances of the efficacy of the air's moisture. |