[ 9 ] 
Presents. 
KENNEDY (R. H.) Notes on the Epidemic Cholera. 8vo. London 1846. 
KERHALLET (C. P. de.) Description Nautique de la Cote Occidentale 
d’Afrique. 8vo. Paris 1849. 
KOKSCHAROW (N. v.) Ueber Brookit-Krystalle vom Ural. 8vo. St. Peters- 
burg 1849. 
KRECKE (F. W. C.) Description de I’Observatoire Meteorologique et Mag- 
netique a Utrecht. 8vo. Utrecht 1850. 
KREIL (K.) Magnetische und Geographische Ortsbestimmungen iin Oster- 
reichischen Kaiserstaate fiir 1847 und 1848. 4to. Prag 1849—50. 
Magnetische und Meteorologische Beobachtungen zu Prag 1848. 
4to. Prag 1850. 
Ueber den Einfluss der Alpen auf die Aeusserungen der mag- 
netischen Erdkraft. fob Wien 1849. 
KUPFFER (A.) Annuaire Magnetique et Meteorologique du corps des In- 
genieurs des Mines. Annee 1846. 4to. St. Peter shourg 
LAMONT (J.) Annalen der Kbniglichen Sternwarte bei Miinchen. 8vo. 
Miinchen 1849. 
LASSELL (W.) Description of a Machine for Polishing Specula. 4to. Lon- 
don 1849. 
LEE (Robert.) Memoirs on the Ganglia and Nerves of the Uterus. 4to. Lon- 
don 1849. 
LE VERRIER (U. J. J.) Rapport sur I’etablissement de nouvelles Lignes.de 
Telegraphic Electrique. 
LINDHAGEN (Dr.) Ueber die Genauigkeit der in Lalandes Catalog. 8vo. 
St. Petersburg 1 849. 
LITTROW (C. L. von.) Annalen der Sternwarte in Wien. Tomes V. — IX. 4to. 
LOVELACE (Earl of.) On the Construction of a Collar Roof. 8vo. London 
1849. 
LUBBOCK (Sir J. W., Bart.) On the Theory of the Moon. Part 8, 8vo. 
London 1849. 
LYELL (Sir Charles.) Address delivered at the Anniversary Meeting of the 
Geological Society of London, on the 15th February 1850. %vo. London 
1850. 
MANTELL (G. A.) Thoughts on a Pebble. 8vo. London 1849. 
MAPS, CHARTS, &c.;— 
The Charts and Sailing Directions published by the Admiralty during 1850. 
Thirty-seven Maps and Charts from French Surveys. 
Two Maps of Isothermal Lines. 
MARCET (F.) Cours de Physique Experimentale. 8vo. Paris 1850. 
MARTIN (F.) Memoire sur I’Etiologie du Pied-Bot, et Atlas. 8vo. Paris 
1839. 
Memoire sur 1’ Amputation sus-Malleolaire. 4to. Paris 1842. 
Essai sur les Appareils Prothetiques. 8vo. Paris 1850. 
MARTIN (J.) Outline of a Comprehensive Plan for diverting the Sewage 
of London and Westminster from the Thames, and applying it to Agricul- 
tural Purposes. 8vo. London 1850. 
MATTEUCCI (C.) Memoire sur la Propagation de I’Electricite dans les 
Corps Solides Isolants. 
Donors. 
The Author. 
Depot de la Marine. 
The Author. 
The Author. 
The Author. 
The Author. 
The Observatory. 
The Author, 
The Author. 
The Author. 
The Author. 
The Observatory. 
The Author. 
The Author. 
The Author. 
The Author. 
The Admiralty. 
Depot de la Marine, 
H. W. Dove. 
The Author. 
The Author. 
The Author. 
The Author, 
MDCCCL. 
h 
