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AstroNoMY. 1. Southern Motion of the Fixed Stars, with Dr
Brinkley's Tables. 2. Comet of September 1822, observed
at Paramatta. 3. Anomaly in the Figure of the Earth.
4. Reported Inaccuracy of M. Bessel's Catalogue. 5. Ano-
maly in the Observations at Arbury Hill. 6. Sir Thomas
Brisbane's Experiments on the Pendulum, - 177–181

Acoustics. 7. Experiments on the Velocity of Sound, 182, 188

MAGNEtis M. 8. Magnetism of Titanium, Cobalt and Nickel.

9. Experiments of Mr Barlow and Mr Christie on the

Diurnal Variation of the Needle, - - 183–185

Electricity. 10. Electricity produced by separation of parts.

11. Professor Cumming's Table of Thermo-Electrics, 185

ART. XI. Journal of a Tour to the Coast of the Adriatic Sea,

and to the Mountains of Carniola, Carinthia, Tyrol,

Saltzburg, and Bohemia. By Dr DAvid HENRY

HoPPE and Dr FREDERick HoRNschuch. (Con-

cluded from p. 91.) - - - 259

XII. On a New Plan of Tunnelling, being calculated for

opening a Roadway under the Thames. By M. J.

BRUNEL, Esq. F.R.S. Civil Engineer. With a Plate, 276

XIII. Observations on the effects of Heat and of Motion.

In a Letter to J. F. W. HERschEL, Esq. F. R. S.

Lond. & Edin. from M. SEGUIN. Communicated

by Mr HERschel, - - -

XIV. Tables of the Variation of the Magnetic Needle in

- different parts of the Globe. (Continued from

p. 120.) - - - -

XV. On the Forms of Crystallisation of Sulphato-tri-Car-

bonate of Lead. By William HAIDINGER, Esq.

*F. R. S. E. - - - - 286

XVI. Notice respecting the genus Caligus of Leach. By

GeoRGE Johnston, M. D. Extraordinary Member

of the Royal Medical, and Corresponding Member

of the Medico-Chirurgical Societies of Edinburgh, 292

XVII. Account of part of a Journey through the Himalaya

Mountains. By Messrs A. and P. GERARD. Com-

municated by Colonel GERARD, - - 295

XVIII. A comparative View of the Series of Crystallisation

of Epidote and of Glauber-Salt. By William

HAIDINGER, Esq. F. R. S. E. - - 305

XIX. Observations on the Specific Gravity and Tempera-

ture of Sea-Water, made during a Voyage from

Ceylon to England, in 1819 and 1820. By John

DAvy, M. D. F. R. S., &c. &c. - - 317

XX. Observations on the Structure and Functions of the

Canal of Petit, and the Marsupium Nigrum, or pe-

culiar Vascular Tissue traversing the vitreous hu-

mour in the Eyes of Birds, Fishes, and Reptiles.

Communicated in a Letter to Dr BREWSTER, by

Robert KNox, M. D. F. R. S. E. &c. &c. - 323

XXI. A short Account of some Observations made in France,

to investigate the Parallaxes of the Fixed Stars, 335

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