XIV 



Account of the Dissection of a Human Foetus, in which the Circulation 

 of the Blood was carried on without a Heart. By Mr. B. C. Brodie . paye 327 



On the Origin and Formation of Roots. In a Letter from Thomas 

 Andrew Knight, Esq. F.R.S. to the Right Hon. Sir Joseph Banks, 

 Bart. K.B. P.R.S 328 



On the Nature of the intervertehral Substance in Fish and Quadru- 

 peds. By Everard Home, Esq. F.R.S 329 



On Platina and native Palladium from Brazil. By William Hyde 

 Wollaston, M.D. Sec. R.S 330 



On a native Arseniate of Lead. By the Rev. William Gregor .... 331 

 An anatomical Account of the Squalus maximus (of Linnaeus), which 

 in the Structure of its Stomach forms an intermediate Link in the 

 Gradation of Animals between the Whale Tribe and Cartilaginous 

 Fishes. By Everard Home, Esq. F.R.S 332 



On an Improvement in the Manner of dividing astronomical Instru- 

 ments. By Henry Cavendish, Esq. F.R.S 333 



On a Method of examining the Divisions of astronomical Instruments. 

 By the Rev. William Lax, A.M. F.R.S 335 



On the Identity of Columbium and Tantalum. By William Hyde Wol- 

 laston, M.D. Sec. R.S 336 



Description of a reflective Goniometer. By William Hyde Wollaston, 

 M.D. Sec. R.S 337 



Continuation of Experiments for investigating the Cause of coloured 

 concentric Rings, and other Appearances of a similar Nature. By 

 William Herschel, LL.D. F.R.S 338 



An Account of a Calculus from the Human Bladder of uncommon 



Magnitude. By Sir James Earle, F.R.S 339 



On expectorated Matter. By George Pearson, M.D. F.R.S 339 



On the Attractions of homogeneous Ellipsoids. By James Ivory, A.M. 341 

 Observations on Albumen, and some other Animal Fluids ; with Re- 

 marks on their Analysis by electro-chemical Decomposition. By 

 Mr. William Brande, F.R.S 341 



Hintsonthe SubjectofanimalSecretions. By Everard Home, Esq.F.R.S. 342 



On the comparative Influence of Male and Female Parents on their 

 Offspring. By Thomas Andrew Knight, Esq. F.R.S 343 



On the Effect of westerly Winds in raising the Level of the British 

 Channel. By James Rennell, Esq. F.R.S 344 



On Respiration. By William Allen, Esq. F.R.S. and William Hasle- 

 dine Pepys, Esq. F.R.S 345 



Experiments on Ammonia, and an Account of a new Method of ana- 

 lysing it, by Combustion with Oxygen and other Gases ; in a Letter 

 to Humphry Davy, Esq. Sec. R.S. &c. from William Henry, M.D. 

 F.R.S 345 



Some Observations on the foregoing Paper of Dr. Henry. By Hum- 

 phry Davy, Esq 346 



New analytical Researches on the Nature of certain Bodies, being an 

 Appendix to the Bakerian Lecture for 1808. By Humphry Davy, 

 Esq. Sec. R.S 317 



