PRESENTS. 
DONORS. 
Commentationes ad Historiam et Philosophiam natu- 
ralem spectantes. Moscow, 1808. 4 0 
Zoognosia Tabulis synopticis illustrata in Usum 
Prtelectionum Academic Imperialis Medico-Chi- 
rurgica; Mosquensis edita, Auctore Gotthelf Fischer. 
Vol. I. Moscow, 1813. 4 0 
Programme d’Invitation a la Seance publique de la 
Societe Imperiale des Naturalistes, contenant la 
Notice d’un Animal fossile de Siberie inconnu anx, 
par G. Fischer. Moscow, 1808. 4 0 
Notice des Fossiles du Gouvernement de Moscow, 
servant de Programme pour inviter les Membres 
de la Societe Imperiale des Naturalistes a la Seance 
publique du 25 Octobre, par le Professeur G. 
Fischer. Moscow, 1810. 4 0 
Memoire sur la Sodalite du Vesuve, par M. Le 
Comte Stanislas D. Borkowski, 
Apr. 17. De Latitudine Specula; Manhemensis, Auctore 
H. J. Schumacher. Hauniae, 1816. 4 0 
A Journal of Science and the Arts, No. 5. 
The Monthly Review for March. 
The Philosophical Magazine, No. 227. 
Annals of Philosophy, No. 52. 
The European Magazine, for March. 
24. Extracts relating to some new mechanical Inventions, 
by Baron von Drais, MS. 
An Inquiry into several Questions of Political Eco* 
nomy applicable to the present State of Great 
Britain. London, 1817. 8° 
May 1. An Essay on the Principles and Construction of 
Military Bridges and the Passage of Rivers in 
Military Operations, by Col. Sir H. Douglas, Bart. 
F. R. S. &c. London, 1 8 1 6. 8° 
The Monthly Review for April. 
Annals of Philosophy, No. 53. 
The Philosophical Magazine, No. 228. 
The European Magazine for April. 
8* Transactions of the Horticultural Society, Vol. II. 
pt. 5. London, I 8 1 7. 4 0 
15. Algebra, with Arithmetic and Mensuration, from 
the Sanscrit of Brahmegupta, and Bhascara, trans- 
lated by Henry T. Colebrooke, Esq. F. R. S. &c. 
London, 1817. 4 0 
Storia naturale e generate dell’ Etna, del Canonico 
Giuseppe Recupero. Catania, 1815. 2 Vols. 4 0 
IlMappamondo di Fra Mauro Camaldolese, descritto 
ed illustrato da D. Placido Zurla. Venezia, 1806. 
fol. 
- A Treatise explanatory of a new System of Naval, 
Military, and Political Telegraphic Communica- 
ttion, by John Macdonald, Esq. F. R. S. See. Lon- 
don, 1817. 8° 
MDCCCXVII. 3 B 
Gul. Mich. Richter. 
Prof. G. D. Fischer. 
Le Comte Borkowski. 
Professor H. Schuma- 
cher. 
The Managers of the 
Royal Institution. 
Mr. G. E. Griffiths. 
Mr. A. Tilloch. 
Dr. Thomas Thomson. 
The Editor. 
The Baron von Drais, 
Mr. Bertolacci, the Au- 
thor. 
Colonel Sir Howard 
Douglas. 
Mr. G. E. Griffiths. 
Dr. Thomas Thomson. 
Mr. Alexander Tilloch. 
The Editor. 
Horticultural Society of 
London. 
H. T. Colebrooke, Esq f 
Agatino Recupero, 
D. Placido Zurla, 
Col. John Macdonald. 
