VINCENT, B. LIBR. R.I. (THE Editor.)

Haydn's Dictionary of Dates. Fifteenth Edition. (Two copies.) Svo.

1876.

VINCENT, C. W. F.R.S.E. F.C.S. (THE EDITOR.)

Chemistry, Theoretical, Practical, and Analytical, as applied to the Arts and Manufactures. By Writers of Eminence. (Divisions 1-4.) 8vo. 1876-7.

VOLPICELLI, SIG. P.

F. Marco: Le Proprietà dell' Elettricità Indotta, Contraria, &c. (K 101) 8vo. 1876.

WHITBURN, T. Esq. (THE EDITOR.)

Westward Hoe for Avalon in the New-found-land: as described by Captain R. Whitbourne, of Exmouth, Devon, 1622. 12mo. 1870.

WILD, M. H. (THE EDITOR.)

Repertorium für Meteorologie. Band IV. Heft 2. 4to. 1875.
WOODWARD, HENRY, Esq. F.R.S. (THE AUTHOR.)
Papers on Crustacea, &c. 1868-76.

WOODWORTH, DR. J. M. U.S.

Report of U.S. Marine Service. 8vo.

1874.

Cholera Epidemic in the United States, 1873. Svo. 1875.

YORKSHIRE ARCHEOLOGICAL SOCIETY.
Journal, Parts 13-15. 8vo. 1875.

Supplementary Part to Vol. III. 8vo. 1876.

YORKSHIRE PHILOSOPHICAL SOCIETY.
Report for 1875. 8vo. 1876.

YOUNG, JAMES, Esq. AND DR. R. ANGUS SMITH. (THE EDITOR.)
T. Graham: Chemical and Physical Researches. (Privately printed.) 1876.
ZOOLOGICAL SOCIETY.

Transactions, Vol. IX. Parts 5-10. 4to. 1876.
Proceedings, 1875-6. 8vo.

Apparatus.

DR. WARREN DE LA RUE, F.R.S.

A Thomson's Quadrant Electrometer.

WILLIAM EDWARD KILBURN, Esq.

A large Thermopile, a Uranium Vacuum Tube, and Optical Apparatus for producing Lissajous' Figures,

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