Notices respecting New Books. 21 S 



trait. By William Hyde WoUaston, M.D. and V.P.R.S.— 

 Further particulars of a case of Pneumato-thorax. By John 

 Davy, M.D. F.R.S.— Oh the Action of finely divided Platinum 

 on Gaseous Mixtures, and its Application to their Analysis. 

 By William Henry, M.D. F.R.S. — A Comparison of Barome- 

 trical Measurement, with the Trigonometrical Determination 

 of a Height at Spitzbergen. By Captain Edward Sabine, of 

 the Royal Regiment of Artillery, F.R.S. — Experimental In- 

 quiries relative to the Distribution and Changes of the Mag- 

 netic Intensity in Ships of War. By George Harvey, Esq. Com- 

 municated by John Barrow, Esq. F.R.S — Experiments on 

 the Elasticity and Strength of hard and soft Steel. In a 

 Letter to Thomas Young, M.D. For. Sec, R.S. By Mr. 

 Thomas Tredgold, Civil Engineer. Communicated by Dr. 

 Young. — A short Account of some Observations made witli 

 Chronometers in two Expeditions sent out by the Admiralty, 

 at the recommendation of the Board of Longitude, for ascer- 

 tainhig the Longitude of Madeira and of Falmouth. In a Let- 

 ter to Thomas Young, M.D. For. Sec. R.S. and Secretary to 

 the Board of Longitude. ByDr. John Lewis Tiarks. Commu- 

 nicated by Dr. Young. — Of the Effects of the Density of Air 

 on the Rates of Chronometers. By George Harvey, F.R.S.E. 

 Communicated by Davies Gilbert, Esq. V.P.R.S. — A Letter 

 from Lewis Weston Dillwyn, Esq. F.R.S. addressed to Sir 

 Humphry Davy, Bart. P. R.S. — An Account of the Organs of 

 Generation of the Mexican Proeteus, called by the natives 

 Axolotl. By Sir Everard Home, Bart.V.P.R.S. — An Account 

 of Experiments on the Velocity of Sound, made in Holland. 

 By. Dr. G. Moll, Professor of Natural Philosophy in the Uni- 

 versity of Utrecht, and Dr. A. Van Beek. Communicated by 

 Capt. H. Kater, F.R.S. — A Catalogue of nearly all the prin- 

 cipal fixed Stars between the Zenith of Cape Town, Cape of 

 Good Hope, and the South Pole, reduced to the 1st of Ja- 

 nuary 1 824-. By the Rev. Fearon Fallows, M. A. F.R.S. — 

 Remarks on the Parallax of « Lyrte. By J. Brinkley, D.D. 

 F.R.S. Andrew's Professor of Astronomy in the University 

 of Dublin. — Appendix : — List of Presents : — Meteorological 

 Journal. 



Icones Fossilinm secfiles, cnictorc C. E. Konig, F.R. & L.S. 

 &c. &c. Sowerby, No. 156, Regent-street. 



Corso Analilico di Chimica. Analytical Course of Chemis- 

 try, by M. Mojon. Genes, 182.'3. 



Cliiinicu applicata aW Agricoltnra. M. Cliaptal's Agricul- 

 tural Chemistry, translated by M. Primo. Milan, 1824. 



Caroli Ijinncti Pliilosophia Dotanica ; cditio aucta et emen- 

 duta. Tournay, 1824. 



Traitc 



