Angelo Heilpein.

Tyndall, John.

Wallace, Alfred Russel.

Louis Heilpein.

Wurmser, dagobert slgmund. Zuyder Zee.

Prof. J. E. Hilgaed, U. S. Coast Survey, Washington, D. C.

Weights and Measures (in part).

Charles L. Hogeboom, M. D.

Turpentine. Water Works. Wool (in part). Yeast.

Prof. Oliver Wendell Holmes, M. D., Boston.

Wyman, Jeffries.

Prof. T. Steeey Hunt, LL. D., Mass. Inst, of Technology, Boston.

United States (geology).

Volcano.

Water.

Rossiter Johnson.

Urquhart, David, Ward, Henry Augustus, Whitman, Walt, Whittier, John Greenleaf, Wilderness, Battles of the, and other articles in biography and history.

Prof. C. A. Joy, Ph. D., Columbia College, New York.

Wöler, Frtedrich, Yttrium,

Zirconium, and other chemical articles.

Prof. S. Kneeland, M. D., Mass. Inst, of Technology, Boston.

United States (zoology),

Vertebrata,

Walrus,

Whale, and other articles in zoöogy.

Hon. John J. Knox, Comptroller of the Currency, Washington, D. C. United States (finance).

Prof. James Law, Cornell University, Ithaca,

N. Y.

Veterinary Science.

Rev. Samuel Lookwood, Freehold, N. J. Young, Charles Augustus.

Rev. Feanklin Noble.

Williams College, Young Men's Christian Associations, and articles in biography and geography.

Rev. Beenaed O'Reilly, D. D.

Ultramontanists,

Ursula, Saint,

Ursulines,

Vatican, Council of the, and other articles in ecclesiastical history.

GUSTAV POLLAK. Vienna.

Richaed A. Peoctor, A. M., London.

Uranus, Venus,

Year (in part), Zodiacal Light (in part), and other astronomical articles.

Pennock Pusey, St. Paul, Minn.

Wilmington, Del.

Prof. Rossiter W. Raymond, Ph. D., Editor of the "Engineering and Mining Journal." Zinc.

Philip Ripley.

Wallace, James William. Wallace, John Lester. Wells, Horace (in part). Wellington, Duke of.

Thomas T. Sabine, M. D., Sec. College of Physicians and Surgeons, New York. Tumor.

Prof. A. J. Schem.

United Brethren in Christ, United Evangelical Church, and various articles in geography and history.

J. G. Shea, LL. D.

Utahs.

Verrazzano, Giovanni da.

Wampum.

WlNNEBAGOES.

Yaqcis.

YUMAS.

Prof. J. A. Spencer, D. D., College of the City of New York.

Tyng, Stephen Higginson (two). Williams, Rowland. Xenophon (in part).

Rev. William L. Symonds, Portland Me.

Wycliffe, John de.

Rev. T. B. Thayer, D. D., Boston, Mass.

Univeesalists.

Prof. George Thurber.

United States (botany),

Vanilla,

Violet,

Walnut,

Water Lily, whortleberry,

Wheat, and other botanical articles.

Prof. Robert H. Thueston, Stevens Inst, of Technology, Hoboken, N. J.

Turbine.

Prof. G. A. F. Van Rhyn, Ph. D.

Troy,

Turanian Race and Languages (in part), Veda,

VlRCHOW, RUDOLF,

Wallachian Language and Literature and other archaeological, oriental, and philological articles.

I. DE VEITELLE.

Venezuela, United States of. Yucatan.

Zacatecas.

C. S. Weyman.

United States, Literature of the (in part). Walpole Family. Water-Color Painting.

Richard Grant White.

Viola.

Violin.

Violoncello.

Prof. W. D. Whitney, LL. D., Yale College, New Haven, Conn.

Turanian Race and Languages (in part). Turkish Language and Literature. Zend-Avesta (in part).

Prof. E. L. Youmans.

Warming and Ventilation.