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Presents. 
MARIANINI (P. D.) Sopra I’Aumento di Porza assorbente che si osserva 
in un’ Elica Elettro-dinamica. 8vo. Modena 1852. 
Sopra il Fenomeno che si osserva nelle calamite tem- 
porarie, &c. 8vo. Modena 1851. c • « 
Dell’ Elettromotore voltaico siccome Pato-bcopio, A'C. 
Donors. 
The Author. 
MARIANINI (D.) Sui Logaritmi de’ Numeri, &c. 8vo. Acqui 184^8. 
MARTIUS (C. F. P. von.) Versuch eines Commentars uber die Pdanzen, 
u.s.w. I Kryptogamen. 4to. Munchen 1853. 
MAURY (Lieut. M. F.) Explanations and Sailing Directions, to accompany 
the Wind and Current Charts. 4to. Washington 1851. 
MERET (E.) Plan geometrique d’Effets produits par les courbes et les axes. 
Sheet. 
MINERVINI (Giulio) Illustrazione di un Vaso volcente rappresentante Ercole 
presso la Famiglia di Eurito, &c. 4to. Napoli 1851. 
Illustrazione di un Vaso Ruvese, &c. 4to. Napoli 1851. 
Intorno le Medaglie dell’ antica Dalvon Osservazioni. 
4to. Napoli 1852. 
Nuove Osservazioni intorno la Voce Decatrenses, &c. 
4to. Napoli 1852. _ 
Vaso di Bronzo rinvenuto in Santa Maria di Capua. 
8vo. Roma 1851. i i -q 
Monumenti Antichi Inediti posseduti da Raffaele Ba- 
rone, &c. Volume primo. 8vo. Napoli 1850. 
MISCELLANEOUS:— 
Diagrams of the General Plan, &c. of Mr. Babbage’s Calculating Engine. 
12 Sheets. 
Stalactite from a Cavern near Syracuse. 
MOON (R.) Light explained on the Hypothesis of the Ethereal Medium 
being a Viscous Fluid. Part 1. 8vo. Cambridge 1853. 
MURCHISON (Sir R. I.) Address at the Anniversary Meeting of the Royal 
Geographical Society. 8vo. London 1852. 
NAMIAS (G.) Prospetto statistico delle malattie curate nelle. ..sale mediche... 
di Venezia, &c. 8vo. Venezia. 
OWEN (David Dale.) Report of a Geological Survey of Wisconsin, Iowa, and 
Minnesota, &c. With Illustrations. 2 vols. 4to. Philadelphia 1852. 
PAGET (J.) Lectures on Surgical Pathology. 2 vols. 8vo. London 185j. 
PAINE (Martyn.) Memoir of Robert Troup Paine. 4to. New Yorh 1852.^ 
A Discourse on the Soul and Instinct. 8vo. New Yoih 
The Author. 
The Author. 
The United States Govern- 
ment. 
The Author. 
The Author. 
C. Babbage, Esq., F.R.S. 
Professor Caltrero. 
The Author. 
The Author. 
The Author. 
The United States Govern- 
ment. 
The Author. 
The Author. 
PERREY (A.) Documents relatifs aux Tremblements de Terre dans le nord 
de I’Europe, et de I’Asie. 4to. St. Petersbourg 1849. 
PETTIGREW (T. J.) Letter to the Lord Viscount Mahon, on the Present 
State and Condition of the Society of Antiquaries. 8vo. London 1852. 
PHILLIPS (W.) An Elementary Introduction to Mineralogy. New Edition, 
edited by H. J. Brooke, Esq., and Professor W. H. Miller. 8vo. London 1852. 
PLAYFAIR (Dr. L.) Industrial Instruction on the Continent. A Lecture. 
8vo. London 1852. 
The Author. 
The Author. 
The Editors. 
The Museum of Practical 
Geology. 
