392 Notices respecting New Books . 



under the highest patronage, while an humble Englishman as- 

 sisted by tho superior talents of Sir J. E. SmU ii^ M.D. &c. hai 

 been so fortunate as to conduct it through a '.nenioral'ie period 

 of calamitous warfare with which it commenced, and v.ith which 

 it has happily terniinated. 



Tlio Philosophical Transactions, part ii. for 1SI4, has just 

 made its appearance, and the following are its contents : 



15. On a new principle of constructing His Majesty's ships of 

 war. By Robert Sepjjings, Esq. one of the Surveyors of His 

 Majesty's Navv. Communicated by the Right Hon. Sir Joseph 

 Banks, Bart. K.B. P.R.S. — 16, Remarks on the employment 

 of Oblique Riders, and on other alterations in the construction 

 of Ships. Being the substance of a Report presented to the 

 Board of Admiraltv, with additional demonstrations and illustra- 

 tions. By Thomas ^'o-mg, M.D. For. Sec. R.S. — 17. Some 

 further Observations on Atmospherical Refraction. By Stephen 

 Groombridge, Esq. F.lt.S. — i^. Propositions containing some 

 Properties of Tangents to Circles ; and of Trapeziums inscribed 

 in Circles, and non-inscribed. Together with Propositions on 

 the Elliptic Representations of Circles, upon a plane surface, by 

 Perspective. By Richard Hey, LL.D.; late Fellow of Sidney 

 Sussex and Magdalen Colleges, in the University of Cambridge. 

 Communicited by the , Re^'. Edward Bahne, M.A. F.R.S. — 

 19. On new Pr.;pertic.s of Light exhibited in the optical Phae- 

 nomena of Mother of Pearl, and other Bodies to which the su- 

 perl"icial £truc:;ure of that Substance can be communicated. By 

 David Brewster, LL.D. F.R.S. Edin. and F.S.A. Edin. In a 

 Letter addressed to the Right Hon. Sir Joseph Banks, Bart. 

 K.B. P.R.S. — 20. An improved method of dividing Astronomi- 

 cal Circles and other Instruments. By Captain Henry Kater. 

 Communicated by Thomas Young, M.D. For. Sec. U.S. — 

 21. Results of some recent Experin.ents on the Properties im- 

 prested upon Light by the Action of Glass raised to different 

 Temi)cratures, and cooled under different Circumstances. By 

 David Brewster, LL.D. F.R.S. Edin. and F.A.S E. in a Letter 

 to the Right Hon. Sir Joseph Banks, Bart. K.B. P.R.S. ike. 

 — 22. Consideration of various Points of Analysis. By John 

 F. W. Herschel, Esq. F.R.S. — 23. Observations on the Func- 

 tions of the Brain. By Sir Everard Home, Ban. F.R.S — 

 '24. Further Exjjeriments and Observations on Iodine. By Sir 

 H. Davy, LL.D. F.R.S. V. P. R.I. —25. Observations respecting 

 the natural Production of Saltjjetre on the walls of subterraneous 

 and other Buildirgs. By John Kidd, M.D. Professor of Che- 

 mistry at Oxford. Communicated by William Hyde Wollaston, 



^ M.D. 



