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Presexts. 
SEDGWICK (Rev. A.) A Synopsis of the Classification of the British Pa- 
laeozoic Rocks, &c. Ease. 2. 4to. London and Cambridge 1852. 
SEDGWICK (J.) The true Principle of the Law of Storms, &c. 8vo. London 
1852. 
SIMMS (W.) The Achromatic Telescope, &c. 8vo. London 1852. 
SINOBAS (Don Manuel Rico y.) Memoria sobre las Causas Meteorologico- 
Fisicas, &c. 4to. Madrid 1851. 
SMYTH (C. P.) ^Contributions to a Knowledge of the Phenomena of the 
Zodiacal Light. 4to. Edinburgh 1852. 
On the Total Solar Eclipse of 1851. 4to. Edinburgh 1852. 
On Raising Water for the purposes of Irrigation in the 
Colonies. 8vo. London 1853. 
Report to the Visitors of the Royal Observatory of Edin- 
burgh. 4to. Nov. 1852. 
SNOOKE (W. D.) Brief Astronomical Tables, &c. 8vo. London 1852. 
SOLLY (E.) Trade Museums, their Nature and Uses, &c. S\o. London 1853. 
STANSBURY (Capt. H.) Exploration and Survey of the Valley of the Great 
Salt Lake of Utah. 8vo. Philadelphia 1852. Maps to ditto (in cover). 
STRUVE (F. G. W.) Stellarum Fixarum, imprimis duplicium et multiplicium, 
positiones mediae pro Epocha 1830. fol. Petropol. 1852. 
Expose Historique des travaux executes jusqua la fin 
de I’annee 1851 pour la mesure de I’arc du meridien entre Fuglenaes 
70° 40' et Ismail 45° 20'. 4to. St. Petersbourg 1852. 
STRUVE (O.) Sur les Dimensions des Anneaux de Saturne. 4to. St. Peters- 
bourg 1852. 
SYLVESTER (J. J.) On the Principles of the Calculus of Forms. 8vo. 1852. 
TAYLOR (T. G.) Result of Astronomical Observations made at the Ob- 
servatory at Madras. Vol. V. 4to. Madras 1839. 
TAYLOR (Rev. W.) The Diagrams of Euclid’s Elements, &c., embossed for 
the use of Blind Persons. Part 1. 8vo. York 1828. 
THOMPSON (Theophilus.) Annals of Influenza or Epidemic Catarrhal 
Fever in Great Britain, from 1510 to 1837. Published by the Sydenham 
Society. 8vo. London 1852. 
TOLLIN (F.) L’Aeronautique d’apres Nature, &c. 4to. Geneve 1852. 
TORTOLINI (Barnaba.) Annali di Scienze Matematiche e Fisiche. No- 
vember 1851 to October 1852. 8vo. 
TOYNBEE (J.) On the Use of an Artificial Membrana Tympani, &c. 8vo. 
London 1853. 
TWINING (Elizabeth.) Illustrations of the Natural Orders of Plants. Parts 18 
to 22. fol. London 1852. 
VILLARCEAU (Y.) Theorie de la Stabilite des Macnines Locomotives en 
mouvement. 8vo. Paris 1852. 
VOLPICELLI (P.) Sul Raggiamento calorifico diretto del Sole. 4to. Roma 
1852. 
Sui Criteri d’Integrabilita delle Funzioni Differenziali. 
4to. Roma 1852. 
WARD (N. B.) On the Growth of Plants in closely glazed Cases. Second 
Edition. 8vo. London 1852. 
Doxors. 
The Author. 
The Author. 
The Author. 
The Academy of Sciences, 
Madrid. 
The Author. 
Rear-Admiral W. H. Smyth, 
For. Sec. R.S. 
The Author. 
The Author. 
The Author. 
The Imperial Academy, St. 
Petersburgh. 
The Author. 
The Author. 
The Directors of the East 
India Company. 
The Author. 
The Author. 
The Author. 
Dr. Galiffe. 
The Editor. 
The Author. 
R. Twining, Esq., F.R.S. 
The Author. 
The Author. 
The Author. 
