DONORS. 
C 5*5 J 
1§I,8. PRESENTS. 
April z. The European Magazine for March. 
Journal of Science and the Arts, No. 9. 
A Map of the North Polar Regions, by Henry 
Martin Leake, Lieut. R. N. 
9. Transactions of the Society instituted at London 
for the Encouragement of Arts, Manufactures, 
and Commerce. Vol. XXXV. London, 1818. 8° 
Is it possible to Free the Atmosphere of London 
in a very considerable degree from the Smoke 
and deleterious Vapours with which it is hourly 
impregnated ? 
Trattato Teoretico Pratico su la Raccolta del Nitre 
di Pietro Pulli, Tomo I. Napoli, 1813. 8° 
Statistica Nitratria del Regno di Napoli del Cav. 
Pietro Pulli. Tomo II. Napoli, 1817. 8° 
16. The Travels of Marco Polo, a Venetian, in the 
1 3th Century, translated from the Italian, with 
Notes, by W. Marsden, F. R. S. &c. London, 
1818. 40 
Merkwurdige Phanomene an und durch verschie- 
dene Prismen-zur richtigen Wurdigung der 
Newtonschen und der von Gothischen farben- 
lehre. Von Dr. J. Friedrich Werneburg. Nurn- 
berg, 1817. 4° 
IJeber die zeitheridge Bestimmung der Dauereines 
pendel Schlags und der Fallhohe in einer 
Sekunde, von Dr. J. Friedrich Werneburg. 
Eisenach, 1817. 4° 
Meteorologisches Jahrbuch von 1814 und 181 5, von 
Canonicus Augustin Stark, & c. Augsburg, 
1817, 410. 
A Plaister Cast of the late Charles Burney, D. D. 
23. A Dictionary of the Chinese Language, containing 
all the Characters which occur in the original 
Chinese Dictionary in 32 volumes, compiled and 
published in A. D. 1716, by order of H. M. 
Kang-He, Emperor of China, by the Rev. R. 
Morrison. Vol. I. part 1 and 2. Macao, 1815- 
1816. 4® 
Dialogues and detached Sentences in the Chinese 
Language, with a free and verbal translation in 
English. Macao, 1816. 8® 
The Principles and Application of Imaginary 
Quantities. Books 1 and 2, by Benjamin Gom- 
pertz. Esq. London, 1817 and 1818. 4 0 
30. Practical Observations on the treatment of the 
diseases of the prostate Gland, by Sir Everard 
Home, Bart. Vol. II. London, 1818. 8° 
Remarks on the Organization of the Corps of 
Artillery in the British Service. London, 18 J 8. 
8 ° 
The Editor. 
The Managers of the 
Royal Institution. 
Lieut. H. M. Leake, 
R. N. 
The Society for the En- 
couragement of Arts, 
&c. 
William Frend, Esq. 
.Pietro Pulli. 
William Marsden, Esq. 
Dr. J. F. Werneburg. 
Professor Stark. 
The Rev. Charles Parr 
Burney. 
The Court of Directors 
of the Hop. East India 
Company. 
Benjamin Gompertz. 
Sir E. Home, Bart. 
The Author. 
