[ 21 ] 
Presents. 
VOLPICELLI (P.) Sugli Elettrometri. 4to. Roma 1858. 
Siilla Polarita Elettrostatica. Quarta coraunicazione. 4to. 
Roma 1859. 
Sulla Elettrostatica Induzione. Quinta comunicazione. 
4to. Roma 1858. 
WALKEE (C. Y., F.E.S.) Electric Clocks, Electro -Metallurgy, Electro- 
Telegraphy. 8vo. (Excerpt from Ere’s Dictionary of Arts, &c.) 
Electrotyire Manipulation. Part I. Being the 
Theory and Plain Instructions in the Art of Working in Metals, &c. 
Twenty-ninth Edition. 8vo. London 1859. 
WEITEXWEBEE (W. E.) Systematisches Verzeichniss dcr Bdhmischen Trilo- 
hiten. 8vo. Frag 1857. (Aus dem Jahrg. der “ Lotos.”) 
— Der arahische Kaffee. Second Edition. 8vo. Frag 
1837. 
Aus dem Leben rmd Wirken des Herrn Dr. J. T. 
Held’s. Eine Festschrift. 8vo. Frag 1847. 
MittheUrrngen irber die Pest zu Prag in den Jahren 
1713-1714. 4to. Frag 1852. (From Abh. k. bbhm. GeseU.) 
Dr. Joseph Carl Ed. Hoser’s Eiickblicke auf sein 
Leben und Wirken. 8vo. Frag 1848. 
WELD (C. E.) The Pyrenees, West and East. 8vo. London 1859. 
WHITE (Walter.) Northumberland and the Border. Second Edition. 8vo. 
London 1859. 
WEOTTESLEY (The Lord, F.E.S.) Thoughts on Government and Legislation. 
8 VO. London 1860. 
WYATT (J.) FHnt Implements in the Drift. 8vo. Bedford 1860. 
Donors. 
The Airthor. 
The Arrthor'. 
The Arrthor. 
The Author. 
The Author. 
The Author. 
The Author. 
