CONTENTS. 



Page 



The Mode of Preparing Human Heads among the New Zealanders, 

 with some Observations on Cannibalism. By GEORGE BENNET, 

 Member of the Royal College of Surgeons in London . 215 



On the Transmission of Musical Sounds through Solid Linear Con- 

 ductors, and on their subsequent Reciprocations. By CHARLES 

 WHEATS-TONE . 223 



On the Influence of the ' Sense' of Muscular Action in Connexion 

 with Vision. By ALEXANDER SHAW, Esq. . . . 239 



On the Induration of Chalk and Chalk Earth under Water, and the 

 application of this Property in Hydraulic Architecture. By J. 

 PENNISTON. [In a Letter to Dr. FOWLER, of Salisbury.] . 254 



Further Observations upon Siliceous Deposits from the Urine. By 

 ROBERT VENABLES, M.B., Physician to the Chelmsford Provi- 

 dent Society, &c. . . . . 256 



Notes upon Vegetable Tissue. By JOHN LINDLEY, Esq., F.R.S. 264 



On Harriot's Papers. By S. P. RIGAUD, M.A. F.R.S. Savil. Prof, 

 of Astronomy. [To the Editors of the Journal of the Royal 

 Institution.] . . . . . 267 



On the Magnetic Influence exhibited during an Aurora Borealis. 

 By S. H. CHRISTIE, Esq., M.A. F.R.S, &c. . . 271 



On the Physical Cause of Endosmosis. By M. DUTROCHET. [Read 

 to the Academic des Sciences, 25th July, 1831] . 280 



On a Double-acting Air-pump. By the Rev. WILLIAM RITCHIE, 

 M.A. F.R.S. Prof, of Nat. and Exper. Philos. Royal Institution 288 



On the Method of Observing the Fixed Lines in the Solar Spectrum. 

 By J. T. COOPER, Esq. .... 289 



On the Acoustic Figures of Plates. By Professor STREHLKE . 292 

 VOL. II. Nov. 1831. a 



