Science, Vol. 1, No. 21, Nov. 20, 1880

Previous Issue: Vol. 1, No. 20, Nov. 13, 1880
Next Issue: Vol. 1, No. 22, Nov. 27, 1880

The Signal Service, pp. 249-250
To Astronomers, pp. 250-251
Contributions to Encephalic Anatomy. The Objects and Methods of a Study of the Ichthyopsidean Brain. II., pp. 251-254

E. C. Spitzka

Weight, Specific Gravity, Rates of Absorption, and Capabilities of Standing Heat of Various Building Stones, pp. 254-256

Hiram A. Cutting

Mineral Wax, a Resume, pp. 256-257

M. Benjamin

Textile Fabrics of the Ancient Inhabitants of the Mississippi Valley, p. 257

Judge J. G. Henderson

Occurrence of Tin at Winslow, Me, p. 257

C. H. Hitchcock

Microscopy, p. 257
Swift's Comet, p. 258

W. C. W.

The New Periodic Comet, pp. 258-259

Lewis Swift

Comet E 1880, p. 259

A. Hall

Astronomical Notes, p. 259

O. S.; W. C. W.

Books Received

----------------, p. 260

British Thoughts and Thinkers-Introductory Studies-Critical, Biographical and Philosophical.

George S. Morris

Physical Notes, p. 260

Previous Issue: Vol. 1, No. 20, Nov. 13, 1880
Next Issue: Vol. 1, No. 22, Nov. 27, 1880