Virchow, Rudolph.—Die Freiheit der Wissenschaft im modernen Staat, etc. Berlin, 1877, 8vo.

—— The Freedom in Science in the Modern State. Translated from the German. London, 1878, 8vo.

Wagner, A.—Zur Feststellung des Artbegriffes. München, 1861, 8vo.

Wagner, Carl.—Stammt der Mensch vom Affen ab? Stuttgart, 1879, 8vo.

Wagner, Moritz.—Die Darwin’sche Theorie und das Migrationsgesetz der Organismen. Leipzig, 1868, 8vo.

—— The Darwinian Theory and the Law of the Migration of Organisms. Translated from the German of M. W. by James L. Laird. London, 1873, 8vo.

Wainwright, Samuel.—Scientific Sophisms. A review of current theories concerning Atoms, Apes, and Men. London, 1881, 8vo.

Walford, Edward.—Portraits of Men of Eminence in Literature, Science, and Art, etc. London, 1866, 8vo.

Charles Robert Darwin, with portrait, vol. v., pp. 49-52.

Wallace, Alfred Russel.—Natural Selection—Mr. Wallace’s reply to Mr. Bennett. (Nature, vol. iii, 1870, pp. 49, 50.)