CONTENTS. 
IX. On the Conversion of the Substance of a Bird into a hard 
fatty Matter. In a Letter from Thomas Sneyd, Esq. to Sir 
Joseph Banks, Bart. P. R. S. p. 197 
X. An Account of the remarkable Effects of a Shipwreck on the 
Mariners ; with Experiments and Observations on the Influ- 
ence of Immersion in fresh and salt Water, hot and cold, on 
the Powers of- the living Body. By James Currie, of Liver- 
pool, M. D. Fellow of the Royal College of Physicians at 
Edinburgh. Communicated by Thomas Percival, M. D. 
F. R. S. p. 199 
XI. A Meteorological Journal, principally relating to Atmo- 
spherical Electricity ; kept at Knightsbridge, from the gth of 
May, 1790, to the 8 th of May, 1791. By Mr. John Read ; 
communicated by Richard Henry Alex. Bennet, Esq. F. R. S. 
p. 225 
XII. Further Observations on the Process for converting cast, 
into malleable, Iron. In a Letter from Thomas Beddoes, M.D. 
to Sir Joseph Banks, Bart . P. R. S. p. 257 
XIII. Continuation of a Paper on the Production of Light and 
Heat from different Bodies. By Mr. Thomas Wedgwood ; 
communicated by Sir Joseph Banks, Bayrt. P. Pi. S. p. 270 
