[ 8 ] 
Presents. 
KOPS (J.) en HALL (H. C. van.) Flora Batava door Jan Kops en F. A. W. 
Miguel. 119 Afleverung. 4to. Amsterdam 1840. 
KOPS (Jan.) en MIGUEL (F. A. W.) Flora Batava. Part 118. 4to. Amster- 
dam 1839. 
KUPFFER (A. T.) Annuaire Magnetique et Meteorologique du Corps des 
Ingenieurs des Mines de Russie, ou Recueil d’Observations Magnetiques et 
Meteorologiques faite dans l’Etendue de l’Empire de Russie, annee 1837. 
4to. St. Petersbourg 1839. 
LAMONT (J.) Darstellung der Temperatur-Verhaltnisse an der Oberflache 
der Erde. 4to. Berlin 1839. 
Jahrbuch der Koniglichen Sternwarte zu Miinchen, fur 1839. 
12mo. Munich 1839. 
LA PLACE (Marques de.) Mecanique Celeste. Translated with a Commen- 
tary, by Nathaniel Bowditch, LL.D. Vol. IV. 4to. Boston 1839. 
LAVAUD (Ch.) Instructions pour Naviguer sur la Cote Orientale de Terre- 
Neuve. 8vo. Paris 1837. 
LAWSON (Henry.) Meterological Register for 1836-37. 8vo. Hereford 1838. 
Register of Rain. A leaf. 
LEES (J. C.) Meteorological Journal for the years 1838 and 1839. Folio. 
Nassau, New Providence, Bahamas 1839. 
LOCKHART (James.) Extension of the celebrated Theorem of C. Sturm, 
whereby the Roots of Numeral Equations may be separated from each 
other, with copious examples. 4to. Oxford 1839. 
LUBBOCK (J. W.) On the Heat of Vapours, and on Astronomical Refraction. 
8 vo. Lond. 1840. 
Remarks on the Classification of the different branches of 
Human Knowledge. 8vo. Lond. 1839. 
MANUSCRIPTS. 
A Manuscript of the Thirteenth Century, on the Practice of Arithmetic by 
the Boetian Contractions. 12mo. 
A Mathematical Common-Place Book of William Jones, V.P.R.S. (MS.) 
8vo. 
MAPS AND CHARTS. 
Pilote Francais. P tie 4 me . Folio. 
Charts. Sheets 866 — 893, wanting 870 and 877. 
MARX (K. F. H.) Zum Andenken an Joh Fried. Blumenbach. 4to. Gottingen 
1840. 
MAYO (H.) Treatise on Siphilis. 8vo. Lond. 1840. 
MIRBEL ( .) Nouvelles Notes sur le Cambium. Extractes d’un travail sur 
la Racine du Dattier. 4to. Paris 1839. 
MIRBEL ( .) et SPACH ( .) Notes pour servir a I’Histoire de l’Embryo- 
genie Vegetale. 4to. Paris 1839. 
MONNIER (P.) Supplement aux Considerations Genirales sur laloi a laquelle 
sont assujettis les Courants dans la Manche, le Canal de St. George, et la 
Mer d’Allemagne, &c. 8vo, Paris 1839. 
MOSELEY (F. X.) A Synopsis of Modern Practical Surgery. 12mo. Boston 
1835. 
MOSELEY (Rev. Henry.) Theoretical and Practical Papers on Bridges. 8vo. 
Lond. (no date.) 
MONTLIVAULT (M.) 12 Lettre. Cosmologique. 4to. Tours 1840. 
MULDER (G. J.) en WENCKEBACH (W.) Natuur en Scheikundig 
Archief Jaargang 1838. 3 Stuk. 8vo. Leyden 1839. 
Donors. 
The King of the Netherlands. 
The King of the Nether- 
lands. 
Count Canerme, Ministre 
des Finances. 
The Author. 
The Children of Dr. Bow- 
ditch. 
The Author. 
The Author. 
Presented by Sir J. F. W. 
Herschel, Bart. 
The Author. 
The Author. 
J. O. Halliwell, Esq., F.R.S. 
Presented by the Bureau 
des Longitudes. 
The Author. 
The Author. 
The Author. 
The Author. 
The Author. 
The Author. 
The Author. 
The Author. 
The Editors. ' ^ 
