Notices respecting New Books. 391 



tn^ine ; but it is only in exiremo cases this routine is ne- 

 cessary. Generally the power of the engine will be found 

 quite sufficient. 



[To be continued.] 



LVI. Notices respecting New Books. 



L ART II. of the Philosophical Transactions for 1809 has 

 made its appearance. The following are its cot)lents: 



10. On Platina and native Palladium from Brasil. By 

 William Hyde Wollaston, M.D., Sec. R.S.— 11. On a 

 native Arseniate of Lead. Bv the Rev. William Grciior. 

 Con)niunicated by Charles Hatchett, Esq., F.R.S. — 12. An 

 anatomical Account of the Squalus maximus (of Linnaeus), 

 which in the Structure of its Stomach forms an interme- 

 diate Link in the Gradation of Animals between the Whale 

 Tribe and cartilaginous Fishes. By Evcrard Home, Ksq., 

 F.R.S. — 13. On an Improvement in the Manner of di- 

 viding astronomical Instruments. By Henry Cavendish, 

 Esq., F.R.S. — 14. On a Method of examining the Divi- 

 sions of astronomical Instruments. Bv the Rev. William 

 Lax, A.M. F.R.S. Lowndes's Professor of Astronomy in 

 the University' of Cambridge. Tn a Letter to the Rev. Dr. 

 Maskelvne, P\R.S., Asironomer Royal. — 13. On the Iden- 

 tity of Columbiunj and Tantaium. By William Hyde Wol- 

 laston, M.D., Sec. R.S. — \f). DescriiMion of a reflective 

 Goniometer. By William Hyde Wollaston, M.D., Sec. 

 R.S. — 1 7. Continuation of ExpcrimeiUsfor invcfiigafing the 

 Cause of coloured concentric Uin2S, and other Appearancef? 



"of a similar Nature. By WiliiamTlerschel, LL. D."F.H.S. 

 — IS. An Account of a Calculus from the Hnn)aii Bladder 

 of uncommon Magnitude. By Su' James h^arle, F.R.S. — 



• 19. On expectorai^d Matter. By George iVarson, M.D., 

 F.R.S. — 20. On the Attractions of iiomooeneous Ellipsoids. 

 By James Ivorv, A.M. C'lmnuniicatcd bv Henry Brough- 

 am, Esq. F.R..S. — 21. Observations on Albuinen, ;-.nd 

 some other Animal Fluids ; \x'ith Remarks on their Ana- 

 lysis hv electro-chemical Decomposition. Bv Air. Wiliijnt 

 Brande, F.R.S. Connininiicated by the Society for the Im- 

 provement of Animal Cliemisirv. — 22. Hints ou the Sub- 

 ject of animal Secretions. Bv Everard Home, E>q., F.R.S, 

 Communicated by the Societv for the Imprf)veiiient of 

 Animal Chemistry. — 23. On the comparative InHocr.ce of 

 Male and l-cmale Parents on their Otisprino. By Titonias 

 Andrew Knight, Esq., F.R.S. In a L<Uei to the IJiirlii 

 B b 4 Hon. 



